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How oxygen enriched Earth's atmosphere 2.5 billion years ago

Survey finds most school administrators oppose arming teachers

Crime scene blood stains can be damning—even after cleaning

Tackling industry's burdensome bubble problem

Why community voices could make or break world's forest restoration plans

Peanut waste can be turned into high-quality futuristic graphene

The Mojave Desert is a hot spot for off-roading: Why a judge shut down more than 2,200 miles of trails

Southern California's celebrity eagles Jackie and Shadow welcome new egg after ravens destroy first clutch

Why conspiracy theories can be so irresistible

Will melting glaciers slow climate change? A prevailing theory is on shaky ground

A puddle that jumps: What bubble bursts reveal about water on lotus-like surfaces

Scientists identify ARK1 protein that stops malaria parasite growth

Wildfire smoke linked to rise in violent assaults, 11-year study finds

From the Late Bronze Age to today, the Old Irish Goat carries 3,000 years of Irish history

Everything can be a bet now: The rise and risks of prediction markets

Hair-like rhizoids in liverworts transport phosphorus, shedding light on evolution of roots

Plants stay neatly patterned as they grow, and PLETHORA proteins may explain why

Immune cells selectively pull DNA from dying nuclei, revealing a process dubbed nucleocytosis

Opinion: Surviving the extreme temperatures of the climate crisis calls for a revolution in home and building design

Children who are not friends connect better through play when given a goal, study shows

Apollo moon rocks reveal lunar magnetic field was briefly stronger than Earth's

Boat traffic alters marine megafauna behavior, stress and population trends, global analysis finds

Lab tests investigate how house fire emissions differ from forest fires

How a 3D-printed synthetic sea lion pelvis enhances veterinary capabilities to counter ongoing beaching

The wild can be a 'death trap' for rescued animals

Nano-cage removes up to 98% of PFAS in tap water tests

Hidden architecture inside cellular droplets reveals new targets for cancer and neurodegeneration

A world first at the microscopic scale: Metamaterials that can shrink and expand on their own

'Lock-and-key' chemistry keeps cancer drugs inactive until they reach tumor sites

Why plants may bloom earlier: Tiny dew droplets are triggering early flowering in plants

Ultrasound-activated molecules show potential for killing antibiotic-resistant bacteria

A robust new telecom qubit identified in silicon

Scientists discover 10 new species of Hawaiian moths

Alcohol-free drinks uncover alcohol pricing secrets

AI gets water right: How a hydration shield helps proteins keep their shape

Vertebrate paleontology has a numbers problem. Computer vision can help

An endangered natural pharmacy hidden in coral: Hundreds of reef-dwelling microbes reveal untapped potential

Too much transparency can hurt financial markets

Ancient diets reveal surprising survival strategies in prehistoric Poland

Reinforced enzyme expression drives high production of durable lactate-based polyester

Bacterial pathogens build antibiotic-resistant 'bunkers' using filament scaffolds

Iron nanoparticle eliminates tuberculosis in mice and may pave the way for new treatments

Making sense of a chaotic planet: How understanding weather, climate risks depends on supercomputers like NCAR's

Novel structural insights into Phytophthora effectors challenge long-held assumptions in plant pathology

Worming out the molecular secrets behind collective behavior

How thoughtful DEI initiatives can effectively repair a 'leaky roof'

Robot pollinator uses computer vision to shake flowers and boost indoor farm yields

Farming on the moon or Mars? How recycled sewage could turn regolith into crop soil

Which cell measurements matter most? AI tool helps researchers see the bigger picture

Why Mars astronauts need more than just space greenhouses