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Phys.org / The US just approved a giant space mirror to test 'sunlight on demand.' Low Earth orbit is getting weird

A giant mirror to create "sunlight on demand" was just approved by the United States Federal Communications Commission (FCC), despite opposition from astronomers and the public, and real safety concerns.

Jul 13, 2026
Phys.org / Underwater oxygen loss threatens earth's stability, researchers warn

A new review in Limnology and Oceanography led by scientists at UC San Diego's Scripps Institution of Oceanography warns that the rapid loss of oxygen from the ocean and other aquatic ecosystems is pushing Earth toward an ...

Jul 17, 2026
Phys.org / New optical chip design controls light speed in real time, simulations suggest

Seoul National University College of Engineering announced that a joint research team led by Professor Namkyoo Park and Professor Sunkyu Yu of the Department of Electrical and Computer Engineering at SNU, in collaboration ...

Jul 17, 2026
Phys.org / Trump wants to make daylight saving time permanent—but some fear the move would be a nightmare

One of the most intractable, contentious and niche issues in U.S. politics has come back into the spotlight. This week, the U.S. House of Representatives voted to make daylight saving time permanent in the United States.

Jul 15, 2026
Phys.org / Oldest quasars ever discovered add to 'perplexing' space mystery

The Euclid space telescope has spotted the oldest quasars—the brightest objects in the universe—ever discovered, deepening a cosmic mystery that has been puzzling scientists.

Jul 12, 2026
Phys.org / Carbon storage could curb more than 90% of AI data center emissions, study finds

As artificial intelligence accelerates demand for computing power across the U.S., a new study co-authored by Hon Chung Lau, adjunct professor in the Department of Chemical and Biomolecular Engineering at Rice University ...

Jul 13, 2026
Phys.org / Researchers identify class of 'oddball' meteorite that killed the dinosaurs

A rare CO chondrite meteorite was the probable impacter that struck Earth 66 million years ago, wiping out 75% of Earth's species, including nonavian dinosaurs. These findings are published in Science Advances. Researchers ...

Jul 17, 2026
Phys.org / In search of life beyond our solar system: Atmosphere detected on a habitable-zone rocky world

In a major milestone in the search for life on other planets, astronomers have detected, for the first time, an atmosphere surrounding an Earth-like, rocky planet orbiting within the habitable zone of another star. The finding ...

Jul 16, 2026
Phys.org / Aboriginal people harvested this native grass for millennia: Scientists find an odd trait in its DNA

Seen from the air, Channel Country resembles a vibrant, vast tapestry, with a network of waterways crisscrossing the land. Spread across more than 280,000 square kilometers (108,000 square miles) in outback Australia, it ...

Jul 17, 2026
Tech Xplore / Scientists create interactive screens that can appear on demand

Imagine reaching for a record or glancing at a map and seeing a display bloom from a small box, offering interactive guidance—and then vanishing moments later. A new device, inspired by science fiction and designed by computer ...

Jul 17, 2026
Phys.org / Amazon soy pact collapse could add 1.4 million hectares of deforestation by 2036

The collapse of a landmark Amazon soy pact will drive at least 1.4 million hectares (3.5 million acres) of extra deforestation in Brazil over the next decade, releasing carbon emissions equal to Canada's annual output, according ...

Jul 17, 2026
Phys.org / A new record holder for the world's oldest amber discovered in China

Paleontologists in China have discovered the oldest chemically verified amber ever found, dating to 385 million years ago. That's approximately 140 million years before dinosaurs roamed Earth. The previous record holder was ...

Jul 16, 2026