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Largest Martian Meteorite on Earth Heads to Auction for £3 Million

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A remarkable piece of extraterrestrial history is set to be auctioned in New York this week. The largest Martian meteorite ever discovered on Earth, weighing an impressive 25 kilograms, will be sold at a natural history-themed auction hosted by Sotheby’s on July 14, 2025. This extraordinary rock, known as NWA 16788, is expected to fetch between £1.5 million and £3 million (approximately $2 million to $4 million).

As of now, the current bid stands at £1.2 million (around $1.6 million), reflecting the rarity of this celestial specimen. Measuring 15 by 11 by 6 inches (or 38 by 28 by 15 cm), NWA 16788 is nearly 70 percent larger than any other known Martian meteorite on Earth. According to Sotheby’s, this meteorite accounts for approximately seven percent of all Martian material currently on our planet.

A Rare Journey from Mars to Earth

Martian meteorites are formed when massive asteroid impacts blast debris into space, allowing fragments to traverse the vast distance of 140 million miles to reach Earth. These meteorites are exceedingly rare; only about 400 Martian meteorites have been officially confirmed on Earth, compared to around 77,000 meteorites from other sources. The size of NWA 16788 has led astronomers to conclude that only 19 craters on Mars are large enough to have ejected it from the planet’s surface.

Cassandra Hatton, Vice Chairman for Science and Natural History at Sotheby’s, described this meteorite as “the largest piece of Mars we have ever found by a long shot.” She noted that it is more than double the size of the previous record holder. Found in Niger by a meteorite hunter in 2023, the rock exhibits a glassy-smooth surface, indicative of the intense heat it endured while entering Earth’s atmosphere.

Scientific Significance and Composition

The analysis of NWA 16788 revealed that it had not been on Earth’s surface for long, supporting the idea that it is a relatively recent arrival. Laboratory tests confirmed its Martian origin, comparing its chemical composition to data collected by the NASA Viking Lander in 1976. Significant portions of the meteorite consist of a type of glass known as maskelynite, formed under conditions of extreme heat and pressure during its journey through space. The remainder of the rock is primarily composed of a material known as olivine-microgabbroic shergottite, formed from the slow cooling of Martian magma. This specific composition is found in only 5.4 percent of Martian meteorites, adding to its rarity.

Previously, NWA 16788 was on display at the Italian Space Agency in Rome, though Sotheby’s has not disclosed the identity of its current owner. The auction will also feature other notable items, including a 2.5-kilogram sphere of moon rock and fragments from a meteor that exploded over Siberia in 1947.

Alongside these space-related items, the auction will showcase the mounted skeleton of a juvenile Ceratosaurus, a dinosaur from the late Jurassic period. Experts estimate that this fossil will sell for between $3 million and $4.5 million (approximately £4 million to £6 million).

The auction underscores the fascination with celestial objects and the ongoing appeal of the universe’s mysteries. As collectors and enthusiasts prepare for this unique opportunity, the sale of NWA 16788 highlights the intersection of science, history, and the potential for ownership of a tangible piece of another world.

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Staffordshire University Launches Cutting-Edge Esports Facilities

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Staffordshire University has launched an innovative esports broadcasting course at its Stoke-on-Trent campus, establishing itself as the first higher-education institution in the UK to offer such a program. This initiative is part of a recent multimillion-pound expansion, which has resulted in the creation of a state-of-the-art esports arena, broadcast galleries, and a fully-equipped studio designed to meet the demands of the rapidly evolving esports industry.

The newly inaugurated facilities feature a 60-seater esports arena, two dedicated broadcast galleries, and a multifunctional studio. The design allows the operation of the galleries either in parallel, with one linked to the arena and the other to the studio, or as a single comprehensive production suite. This flexibility is crucial for the diverse range of activities the space is expected to accommodate.

To equip the broadcast facilities, Staffordshire University collaborated with UK-based integrator and supplier Digital Garage, which partnered with Audio-Technica for the audio components. The sound system includes eight channels of the Audio-Technica 3000 Series Digital wireless and two Allen & Heath Avantis digital mixers. The choice of equipment was influenced heavily by the need for operational flexibility, which was achieved through the integration of Dante-enabled solutions.

Innovative Design Meets Educational Needs

Tom Gill, the design manager at Digital Garage, emphasized the importance of versatility in the facility’s audio design. He stated, “We needed to design a very versatile space. We couldn’t have one piece of audio kit connected to a single other piece of kit – everything needed to be able to ‘dial in’ to any input or output across the facility. So it was fundamental to the project to have Dante at the core of the audio design.”

The collaborative effort has resulted in an audio setup that not only meets educational needs but also mirrors professional standards in the esports broadcasting industry. The Avantis mixers were selected for their broadcast-friendly features, which include tie-lines that are often lacking in standard equipment. This capability allows each console to function independently, enhancing workflow and efficiency.

Gill added, “Presenters generally use handheld microphones in the arena, and because capsules on the 3000 Series transmitters are interchangeable, we could specify the C6100 hypercardioid option to avoid picking up unwanted spill from the PA.” The thoughtful selection of equipment ensures that students gain hands-on experience with tools they will encounter in their future careers.

Preparing Students for Future Careers

The emphasis on practical training is echoed by Richard Mortimer, the university’s technical services manager. He remarked, “Our students need to be industry ready, particularly in a fast-moving industry like esports broadcasting. So we’re not just bringing in technical kit for the sake of it. We’ve invested in equipment that our students will experience in the world of work, ensuring that they’re immediately employable post-university.”

In addition to the Avantis consoles, the facilities are equipped with a range of supplementary Allen & Heath components, including three DT168 Dante-enabled 16-input/eight-output expanders and two SQ-5 48-channel digital mixers. Control over the studio and other areas is further enhanced by six IP1 rotary and an IP8 8-fader controller, creating an integrated environment for students to learn and grow.

The investment in these advanced facilities reflects Staffordshire University’s commitment to providing its students with the skills necessary to excel in a competitive job market. As esports continues to grow globally, institutions like Staffordshire are paving the way for the next generation of industry professionals, ensuring they graduate with the experience and expertise required to thrive in this dynamic field.

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Idaho’s Mussel Eradication Plan Risks Killing Native Species

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Efforts to eradicate invasive mussels in Idaho’s Snake River may inadvertently threaten native animal species. A recent study published in Environmental Toxicology and Chemistry highlights the potential ecological fallout from the state’s decision to treat the river with a copper-based molluscicide. This action comes in response to the detection of larval and adult quagga mussels near Twin Falls, marking the first occurrence of these invasive species in the Columbia River Basin.

Dreissenid mussels, which include zebra and quagga mussels, have wreaked havoc on freshwater ecosystems since their introduction to the United States in the late 1980s. Initially discovered in the Great Lakes, these invasive mollusks have spread throughout eastern and central U.S. waters, causing significant ecological and economic damage. The costs of managing their impact from 1989 to 2004 were estimated at $267 million for water treatment and electrical plants.

In a bid to prevent further spread, Idaho’s eradication plan involved the application of approximately 46,000 gallons of a copper-based molluscicide, containing 28.2% copper ethanolamine and 9.1% metallic copper, over a period of ten days. While such treatments are common in smaller bodies of water, their use in large rivers raises concerns about unintended consequences.

Research Findings on Ecological Impact

Researchers assessed the effects of this copper treatment on the benthic community in the Snake River. They collected water samples from seven locations throughout the treatment period. The findings revealed that nearly half of the original copper mass dissipated by the end of the observation period. However, dissolved copper levels remained above toxic thresholds for over two weeks after the treatment commenced.

The study found a drastic decline in animal abundance, with reductions ranging from 54% to 94% at the monitored sites. Various species, such as water nymph worms, flatworms, midge flies, freshwater shrimp, and pebblesnails, experienced significant population drops. Alarmingly, some species, including the New Zealand mud snail, the gyro snail, and the tadpole snail, vanished entirely from the river.

While a few new organisms appeared post-treatment, such as sludge worms and seed shrimp, the overall shift in animal diversity poses serious risks. The copper’s effects extended almost 40 miles downstream, potentially impacting federally protected species in the region, including various threatened and endangered fish.

The implications of this research are crucial for decision-makers. The decline in native animal populations could disrupt food chains and habitats, threatening the ecological balance in the Snake River and surrounding areas. As Idaho continues to grapple with invasive species management, the findings of this study underscore the need for a careful assessment of the ecological impacts of eradication efforts.

For more details, refer to the study titled “Fate and effects to the benthic community of a copper treatment to eradicate invasive mussels in a large western river, USA,” published in Environmental Toxicology and Chemistry in March 2025.

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Animals Respond to Plant Sounds, Revealing Hidden Ecosystems

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New research from Tel Aviv University has unveiled that animals, specifically female moths, react to sounds produced by plants, suggesting an intricate and previously hidden ecosystem between flora and fauna. This groundbreaking study indicates that moths avoid laying their eggs on tomato plants emitting distress signals, which may indicate the plants are unhealthy.

In a series of carefully controlled experiments, the research team demonstrated that these sounds, which fall outside the human hearing range, can be perceived by various insects, bats, and some mammals. The findings, published in the journal eLife, align with earlier research that established plants emit sounds when they are under stress or in distress.

Professor Yossi Yovel, a leading researcher on the project, stated, “This is the first demonstration ever of an animal responding to sounds produced by a plant.” He noted that while this discovery is still speculative, it opens up numerous possibilities. Animals may make crucial decisions based on plant sounds, affecting behaviors such as whether to pollinate, seek shelter, or even consume them.

The study specifically focused on the behavior of female moths, which typically lay their eggs on tomato plants, providing a food source for their larvae upon hatching. The researchers aimed to determine whether the moths would heed a plant’s distress signals, ultimately finding that they chose not to lay eggs on stressed plants.

Exploring the Communication Between Species

The research team is now poised to investigate the various sounds different plants produce and whether other species respond to these auditory cues. Professor Lilach Hadany, another researcher involved in the study, highlighted the potential for plants to communicate distress signals to one another. She explained, “If a plant is stressed, the organism most concerned about it is other plants, and they can respond in many ways.”

While the study reveals the significance of sound in the plant-animal interaction, the researchers emphasize that plants are not sentient beings. The sounds they produce result from physical changes in their environment rather than conscious communication. Nevertheless, the implications of this research suggest that both plants and animals may have evolved to utilize these sounds for mutual benefits.

According to Professor Hadany, “Plants could evolve to make more sounds or louder ones if they were of benefit to it, and the hearing of animals may evolve accordingly so they can take in this huge amount of information.” She described the research area as “a vast, unexplored field—an entire world waiting to be discovered.”

This exploration of the relationship between plants and animals highlights a complex web of interactions that could reshape our understanding of ecosystems. As scientists continue to delve into these findings, the impact on agriculture, conservation, and ecological studies may be profound.

The potential for animals to respond to plant sounds opens the door to a myriad of questions about the intricate connections sustaining life on Earth. Future research will likely uncover more about how these interactions play out in natural settings and their implications for biodiversity and ecosystem health.

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Animals Respond to Plant Sounds, Revealing Hidden Ecosystem

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Research from **Tel Aviv University** has unveiled that animals, specifically female moths, respond to sounds made by plants, indicating a previously unknown level of interaction between these organisms. The study highlights how these moths avoid laying their eggs on tomato plants that emit distress signals, potentially linked to the plants’ health.

This groundbreaking research, published in the journal **eLife** in March 2024, builds on previous findings by the same team, which demonstrated that plants produce sounds when they are under stress. These sounds, although inaudible to humans, can be detected by various species, including insects, bats, and some mammals.

Prof Yossi Yovel, a key researcher in this study, stated, “This is the first demonstration ever of an animal responding to sounds produced by a plant.” He emphasized that while this is still speculative, it suggests that animals might make crucial decisions based on the auditory signals from plants, such as choosing whether to pollinate or seek shelter.

Experiment Details and Findings

In a series of meticulously controlled experiments, the researchers ensured that the moths’ responses were strictly due to the sounds and not the visual characteristics of the plants. The findings revealed that when tomato plants emitted sounds indicative of distress, the moths refrained from laying their eggs, which they typically do on healthy plants.

The team is now poised to explore the sounds produced by various plant species and whether other animals also react to these auditory cues, potentially informing their behaviors regarding feeding, pollination, or habitat selection.

Prof Yovel further noted, “You can think that there could be many complicated interactions, and this is the first step.” This line of inquiry opens the door to understanding the complex relationships within ecosystems.

Implications for Plant Communication

Another intriguing aspect of the study involves the potential for plants to communicate with each other through sound. According to **Prof Lilach Hadany**, also from Tel Aviv University, this raises exciting questions about how plants might respond to stress signals from their counterparts, particularly in adverse conditions like drought.

“If a plant is stressed, the organism most concerned about it is other plants,” she explained in a statement. “They can respond in many ways.” While the researchers clarify that plants are not sentient beings, the sounds they produce are a result of physical changes in their environment.

The implications of this research suggest that if plants and animals can indeed communicate through sound, it could signify a co-evolutionary process where plants adapt to produce beneficial sounds while animals evolve to interpret these signals effectively. Prof Hadany remarked, “This is a vast, unexplored field—an entire world waiting to be discovered.”

This study marks a significant advancement in our understanding of ecological interactions. As scientists continue to investigate these phenomena, the intricate web of life that connects animals and plants may become clearer, revealing how they depend on one another in ways previously unrecognized.

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