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Phys.org / Astronomers thought the early universe was full of hydrogen: Now they've found it

The Eberly Telescope Dark Energy Experiment (HETDEX) has discovered tens of thousands of gigantic hydrogen gas halos, called "Lyman-alpha nebulae," surrounding galaxies 10 billion to 12 billion years ago. Known as Cosmic ...

11 hours ago
Phys.org / 'Hot Jupiter' orbiting a metal-poor star discovered

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new "hot Jupiter" exoplanet. The newfound alien world, designated TOI-7169 b, orbits a metal-poor star, which ...

12 hours ago
Medical Xpress / First-in-class molecules dial down inflammation without compromising immunity

Scripps Research scientists have developed a new class of drug compounds that reduce harmful inflammation while leaving the body's ability to fight infections intact—a long-sought goal in treating autoimmune diseases. The ...

6 hours ago
Phys.org / 3D-printed 'spanlastics' could change how cancer drugs reach tumors

University of Mississippi research offers hope that cancer drug therapies packaged in 3D-printed carriers could deliver medication directly to tumors while reducing many of the side effects that cancer patients endure. In ...

3 hours ago
Phys.org / Mechanical inputs boost diamond quantum sensor states as Q factor tops one million

Most people think of diamonds as high-end adornments. Not Ania Bleszynski Jayich. The UC Santa Barbara physicist sees diamonds, which she grows in the UC Quantum Foundry, as a potentially powerful foundation for quantum sensors. ...

6 hours ago
Phys.org / Alignment during conversations is highly situation-dependent, study finds

When people are talking, they can start to unconsciously mirror each other, for instance, in the words they use, their sentence structures and even hand gestures. This tendency to mirror others can lead to smoother conversations, ...

12 hours ago
Phys.org / Parasitic tapeworm—a risk to domestic dogs and humans—found in Washington coyotes

New evidence suggests that a disease-causing tapeworm that has been spreading across the United States and Canada has arrived in the Pacific Northwest. The tapeworm, called Echinococcus multilocularis, lives as a parasite ...

6 hours ago
Phys.org / Analysis finds geometric thinking may come from wandering, not a human-only math module

Debates over how geometry is understood and learned date back at least to the days of Plato, with more recent scholars concluding that only humans possess the foundations of this understanding. However, a new analysis by ...

7 hours ago
Phys.org / Bacteria are weaving forever chemicals directly into their cell membranes, study finds

University of Tennessee Knoxville professor and Goodrich Chair of Excellence in Civil Engineering Frank Loeffler and his co-authors published new research on the environmental impacts of "forever chemicals" in Nature Microbiology. ...

6 hours ago
Phys.org / More dives, fewer reef sharks: Caribbean study links tourism pressure to shark sightings

Reef sharks are observed less frequently on Caribbean reefs that have high levels of diving activity and greater coastal development, according to new research published in the Journal of Applied Ecology. Even recreational ...

6 hours ago
Phys.org / Origins of Earth's most powerful ocean current revealed

It transports far more than 100 times as much water as all of the Earth's rivers combined: The Antarctic Circumpolar Current rushes around the southern continent unhindered by land masses and is therefore a fundamental component ...

8 hours ago
Phys.org / Study finds 70% of remediated Los Angeles yards still exceed lead limit

Even after one of the largest environmental remediation efforts in California history, dangerous levels of lead persist in residential neighborhoods surrounding a former battery smelter in Southeast Los Angeles, according ...

3 hours ago