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Evidence of ancient underground water reveals Mars may have stayed habitable longer than believed

Turning the gut microbiome into a longevity factory

Imaging reveals bacterial symbionts in the ovaries of tiny, aquatic crustaceans

Young adults say they're happy with their friendships, but many still feel disconnected

Snail genome duplication offers look at evolution in transition

Randomness reveals hidden order in the plant world

Higher methane emissions from warmer lakes and reservoirs may exacerbate worst-case climate scenario

First graphene-based solar cells used to power temperature sensors

Red lactate biosensor opens the door for simultaneous monitoring of neuronal metabolism and activity

Significant share of Arctic Ocean's dissolved carbon comes from land, study finds

Hidden Arctic leaks: Natural seepage of oil and gas uncovered off Northeast Greenland

Mass shootings spur local voter turnout but don't sway presidential vote choices, study finds

Bacteriophage characterization provides platform for rational design

Surprising numbers of childfree people emerge in developing countries, defying expectations

High rates of antibiotic-resistant bacteria found in raw milk

Unique shape of star's explosion revealed just a day after detection

Beyond Matrigel: An engineered hydrogel for 3D stem cell culture

Exploring smart nanomaterials that detect and treat traumatic brain injuries simultaneously

What is time? Rather than something that 'flows,' a philosopher suggests time is a psychological projection

Stepwise regression predicts Arctic sea-ice extent with high accuracy

Sunscreen plus bleach: The surprising chemistry behind stubborn red laundry stains

What did video kill? Study shows engagement-optimized algorithms may reinforce existing beliefs

Gut microbes pass down behavioral traits in mice offspring independent of genes

Ultrafast light-driven electron slide discovered

'AIdeology' research coins a radical new description of AI and how it is shaping societal beliefs

Ultrafast electron diffraction captures atomic layers twisting in response to light

'Switchbody' turns enzyme activity on with antibody–antigen binding

How stressors shape life in rivers

How the market for international students puts pressure on universities' academic freedom

Want to make America healthy again? Stop fueling climate change

Apocalyptic images of melting glaciers and sinking islands won't help anyone imagine a better future

String theory: Scientists are trying new ways to verify the idea that could unite all of physics

75% of Kilimanjaro's natural plants have been wiped out, and climate change isn't the biggest threat

Protein provides clues to identifying and treating crippling and costly bone infections

High-resolution solar data reveal chromospheric jets' characteristics in active region

What can a whale's breath tell us? A lot about its health, according to new study

Anthropogenic changes threaten survival of Eastern Himalayan birds

Opium use in ancient Egypt: Alabaster vase residue points to widespread use

New report reveals surge in K–12 data science education nationwide

Scientists make dark exciton states shine through nanotube engineering

What a missing signal tells us about alien worlds

Predictable evolution: Surprising genetic parallels found in animals' separate journeys from water to land

Bacteria spin rainbow-colored, sustainable textiles

First confirmed coronal mass ejection spotted on a star beyond the sun

Gas-impermeable polymer film promises durable coatings for electronics, infrastructure and packaging

Cow cells defy aging, opening the door to affordable lab-grown beef

The path to Mars: Small, unsexy problems

New pterosaur species discovered in previously overlooked specimen of dinosaur regurgitalite

Scientists discover caves carved by water on Mars that may have once harbored life

Modern crocodiles traded skull strength for streamlining as they adapted to water, study shows