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More than two species? Scientists challenge taxonomy of two-toed sloths in Amazonia

Beer and cannabis could share 'sex switch,' study finds

Study explores why workers are leaving their jobs in the homeless services sector

An acoustic device helps reduce bycatch of endangered Black Sea porpoises

Bacterial defense system builds DNA in unexpected new way to stop viruses

An interplanetary shortcut can speed up trips to Mars

Looser mortgage lending rules, regulation may destabilize financial system

New method to raise investment funds for projects that restore coastal wetlands for climate adaptation

Improving animal welfare in the lab: AI helps better detect pain

What happened after the fast-food pay raise in California? New data explains

Why dolphins swim so fast: The secrets of hidden whirlpools

The planet haul that changes everything

Scientists have discovered the key to conserving the elegant spider-orchid

Botany's answer to Darwin's finches shows evolution in real time

DuctGPT demonstrates how AI can accelerate discovery of next-generation fusion materials

Self-organizing 'pencil beam' laser could help scientists design brain-targeted therapies

A host of positive 'tipping points' can regenerate nature

Tandem superflare observations reveal origin of the stellar Fe Kα line

Orangutan uses Indonesia canopy bridge in 'world first': NGO

Novel study maps changes in US immigration policy landscape since 9/11

Fairer disaster aid arrives just as fast with a new routing algorithm

Crab shell by-products could help regulate the marine lifetime of biodegradable plastics

Chernobyl's wildlife: The real story isn't the presence of radiation, it's the absence of humans

The fake disease that fooled the internet, and what it says about all of us

Microplastics have been found to interact with the gut microbiome. Here's what health effects they might have

AI-enhanced microscopy produces crisp, real-time video inside live cells

Two blazing quasars caught waltzing into a merger

Universal patterns emerge across 22 languages, mapping how vocabularies evolve

How emoji use at work can determine how competent your colleagues think you are

Extreme stability in ultrafast nanomagnetism aids the development of faster data storage

The threat of light pollution puts the world's darkest skies in the Atacama Desert at risk

This new tool makes AI's role in student writing visible

Ammonia as a clean fuel: 'Do not create a new nitrogen problem,' says researcher

Deep under Antarctic ice, a long-predicted cosmic whisper finally breaks through in 13 strange bursts

Reading shortcuts for children may be popular, but the research doesn't back them up

Can warning videos blunt misinformation? What a 12-country test found

Why did Clovis toolmakers choose difficult quartz crystal? New study offers clues

Paris has successfully cut noise pollution, but urban birds still can't sing at their natural pitch

Bonuses can lower self-set goals and reduce performance, experiment suggests

Microfluidic device tracks cell 'squishiness' faster and more reliably than standard methods

Australian farmers are battling another potential mouse plague—what is causing it?

Forty years on from the disaster, why there are foxes, bears and bison again around Chernobyl

Fluorescent probe lights up centrioles and cilia in living cells across species

More shearwaters are washing up dead on Australian beaches. It's not due to 'natural' causes

Venice is sinking. We analyzed every plan to save it, and none would preserve the city as we know it

When the rain comes, some NYC subway riders stay home. Scientists are now mapping exactly who, and where

Catalysis App: Structured research data for developing sustainable catalysts

Before dinosaurs vanished, a hamster-sized mammal was already shaping what survived next on the Pacific Coast

Contribution to Artemis II Moon mission sees successful test of a space camera under cosmic ray conditions

More activity means less response in active materials