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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

Nanoparticle–stem cell hybrids open a new horizon in bone regeneration

Water causes rock to shift on the Matterhorn

Year-round edamame: Hydroponic LED plant factories redefine sustainable cultivation

Bees thrive in overlooked pockets of Puget Sound

Climate disasters will send many countries into a debt spiral—but there's a way out

How China's latest aircraft carrier will challenge western maritime dominance

Progress on gender equality at work is slow and uneven, new index finds

Global footprint of wildlife trade highlights biodiversity threats

How 'build-to-rent-to-own' could help more renters get a toehold in the housing market

The UN climate talks have become too big for their own good

AI makes measuring work performance a lot trickier. How do companies adapt?

Aurora likely tonight as string of solar flares heads for Earth

Could altering mosquitoes' internal clocks stop them from biting?

What happens to ecosystems when you restore iconic top predators? It's more complicated than you might think

Detecting incel misogyny on Reddit

What a Martian ice age left behind