Estados Unidos propõem à China mecanismo de alerta sobre incidentes de IA

A remota ilha onde hackers se preparam para nos defender de uma guerra invisível

Quão fácil é paralisar nosso mundo moderno? Conheça os especialistas que estão tentando descobrir a resposta para essa pergunta em uma ilha remota ao norte do C…

Scientists opened a sealed envelope after 10 years. Gravity still didn’t make sense

A decade-long NIST experiment has produced a new measurement of the universal gravitational constant that differs unexpectedly from another leading result, deep…

Como uma janela de avião é feita? Saiba por que fabricação exige engenharia complexa

Poucas empresas têm tecnologia para fabricar janelas de aviões, que estão cada vez mais difíceis de produzir…

'We are on our way to groundbreaking science': Stars turn neon-green in first test image from NASA's Roman telescope — Space photo of the week

This week, NASA turned on the Nancy Grace Roman Space Telescope's powerful 300-megapixel camera for the first time. The debut test image promises "groundbreakin…

8 common food additives linked to high blood pressure and heart disease

Common preservatives hiding in processed foods may carry unexpected heart risks, with heavy consumption linked to substantially higher rates of high blood press…

Did the Vikings really shoot fiery arrows at funeral boats?

The idea of Vikings using fire arrows to set funeral boats ablaze is seen frequently in popular culture. But did it really happen?…

A giant crater may reveal the origin of Mars’ doomed moon

A massive crater on Mars’ moon Phobos may hide a dense region of compressed material that could reveal whether the moon is a captured asteroid or debris from an…

Duncan Jones on Why It’s ‘Harder Than Ever’ to Make His Kind of Movies (and Why He Refused to Use AI for His Newest One)

TIFF: It took almost a decade for the "Moon" and "Mute" filmmaker to get his animated adaptation of "Rogue Trooper" off the ground. Sometimes, the filmmaker tel…

Scientists may have solved a 2,000-year-old Dead Sea Scrolls mystery

Researchers may have solved a long-running mystery surrounding the Dead Sea Scrolls by proposing that the Qumran sect really did use its distinctive 364-day cal…

China não é desculpa para ignorar medidas de controle para IA, afirma Microsoft

O chefe de inteligência artificial da Microsoft, Mustafa Suleyman, afirmou que as preocupações com o progresso da China em IA não devem ser usadas como argument…

Scientists discover a hidden “ID card” in cat urine

Cats may identify one another through a surprisingly durable chemical “calling card” made from 13 unusual fatty acids in their urine. The compounds appear linke…

‘Big techs’ usam garantias para manter US$ 300 bilhões em exposição à IA fora dos balanços

As gigantes de tecnologia estão rapidamente expandindo o uso de garantias para lastrear dívidas destinadas a centros de dados e chips de IA, ao emitir até US$ 3…

New nanoparticles make hidden chemical differences light up

Scientists have developed ultra-bright nanoparticles that can detect tiny amounts of chemicals and distinguish between molecules that look almost identical. The…

Reconheçamos, Elon Musk é o líder do renascimento industrial dos EUA

Elon Musk, apesar das controvérsias políticas, consolidou Tesla, SpaceX, X e Starlink como líderes globais em tecnologia, veículos elétricos e espaço.…

Ancient DNA reveals how plague kept returning for 400 years after the Black Death

Ancient DNA reveals that plague repeatedly returned to Europe for more than 400 years after the Black Death, evolving into new lineages and spreading through tr…

Einstein’s “spooky action” just survived one of physics’ most extreme tests

Physicists have detected strong evidence that heavy, fleeting Z bosons can become quantum entangled during Higgs boson decays at CERN’s Large Hadron Collider. T…

Scientists find that “perfect” systems may be surprisingly fragile

Complex systems may work better when their parts are not perfectly alike. Northwestern physicists found that carefully balanced variation, or “disorder,” can ma…

A 66-million-year-old tooth reveals T. rex was nearly as warm as a human

Chemical clues preserved inside fossilized T. rex teeth reveal that the dinosaur maintained a body temperature of about 97 degrees Fahrenheit, almost identical …

New chemical wipes out 95% of termites without harming humans

A chemical that stops drywood termites from building new exoskeletons killed about 95% of colonies in testing, offering a potentially safer alternative to tradi…

Scientists solve a 50-year mystery and discover a new human blood group

Scientists have identified the genetic cause behind the mysterious AnWj blood group antigen, solving a puzzle that began in 1972 and establishing a new blood gr…

Hidden gut defect that may explain why IBD keeps coming back

Researchers have uncovered a hidden molecular warning sign of inflammatory bowel disease (IBD) that can linger even when patients feel well and appear to be in …

This tiny organism can shrink to one quarter its size in milliseconds

A single-celled organism can shrink to one-quarter of its length in milliseconds using a remarkable calcium-powered protein “fishnet.” Scientists hope its unusu…