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Portugal braces for high temperatures in new heat wave

New research shows why startups may be learning the wrong lessons from customers

Ancient gum disease may have helped reshape jaws before human brains expanded

Oppressive heat broils US during World Cup, July Fourth

Baker's yeast shows potential in treatment of persistent fungal infection

How mating competition, age and sex shape immune systems in wild bats

TESS just found a planet in a new way—and more may be hiding in its eight years of data

When parasites stop having sex, they may become less picky about their hosts

Walkable, greener neighborhoods linked to better physical and mental health across the U.S.

Beyond 3-D: Data scientists introduce novel AI tool to interpret complex biological data

Nanotubes and nanosheets boost fast energy storage

A new CRASH clock measures the chance of satellite collisions, and it's ticking down fast

DNA-based nanoswitch can flip in milliseconds and stay in one state for days without continuous forcing

One amino acid may signal the 'point of no return' in dying leaves

Why turning off screens is so hard for children—and four tips to make it easier

Researchers discover novel SRV2 envelope protein for efficient CAR immune cell production

AI-generated debate replies outscore real politicians on authenticity and coherence

Evolutionary origins of 'junk DNA' may provide new clues to cancer

Taking advantage of an enzyme mutation to help soybeans fight a billion-dollar pest

Primate brains might have evolved to 'catch up' with larger bodies, but then kept growing

How giant earthquakes can form at fault planes where theory says they should not

Can AI plan for heat emergencies better than simple rules? It depends

Meditation and speaking in tongues: The surprising similarities between two spiritual practices

Single-atom catalyst turns lignin into valuable chemicals with near-complete conversion

Crystal-design principle reveals how competing molecular forces control structure, color and phase transitions

Venezuela earthquakes highlight the limits of early warning systems

World's first synthetic cell with a complete life cycle could revolutionize biological engineering

New bioelectronic microdevices enable remote cell stimulation using ultrasound

The universe is less uniform than we thought—cosmology may need a radical rethink

Mobile learning output expanded rapidly from 2017 to 2026, analysis of 2,500 papers shows

Climate resilience of brown bears over 175,000 years revealed in 3D analyses of their jaws

13,000 tons of space junk clutters Earth orbit. Here's how it could be cleaned up

Prickly starfish and urchins are decimating Australia's reefs. But we could find ways to protect them

XMM-Newton and Chandra help revise distance to Milky Way's outer spiral arms

Tooth fossil analysis suggests 'brawn before bite' in early Asian mammals

'I hate you!': What little kids really mean when they say this

Martian dust storms may generate atmospheric electrical conditions that could impact future missions

ESA outlines high-tech lander instruments for 2050 Enceladus

Orbit overload could devastate astronomy if 1.7 million proposed satellites brighten night sky

How a giant planet survived its star's death, then migrated inward

Urokodia! 518-million-year-old fossil shows beginning of spider's bite

Algae may have launched coral reefs by hijacking coral cells, genetic experiments suggest

From fields to space farming, new tool detects crop drought stress before it's visible

Perfluorooctanoic acid in the Seto Inland Sea: Variability, transport, and fate

Black-box optimization weather intervention method supports future disaster mitigation

Video: Thousands of planets are hidden in this image

Woodcock charge deer to defend nests, footage reveals

400-year-old painting reveals a bat's secret diet

Are you 'happee' or are you 'happeh?' Study links accents to social classes

Mismatched work–life boundaries while working from home can push couples toward breaking up