Animals may have evolved 200 million years earlier than previously thought, new study suggests - After using a technique called molecular clock analysis, researchers have proposed that the origin of animals could be 200 million years earlier than thought. evolution

31 minutes ago

The ancestors of today's Indigenous people arrived in the Americas during the coldest part of the last ice age, study suggests -- The first people in the Americas arrived no earlier than 21,000 years ago, but 'there are huge gaps in our genetic dataset,' a new study reports. -- Kristina Killgrove

31 minutes ago

'A kind of Rosetta Stone': AI decodes 217-year-old secret letter ordered by Napoleon -- GPT-6 Astra has been used to solve a centuries-old cipher used to convey strategic military information between Napoleon's troops. -- Pandora Dewan

7 hours ago

'It's a portrait of their actual ancestor': Facial reconstruction of Indigenous man who lived in Ecuador 3,000 years ago shared with his descendants -- You can now see a facial reconstruction - and the particular hairstyle - of a man who lived more than 3,000 years ago in what is now Ecuador. -- Tom Metcalfe

7 hours ago

Your voice may reveal how fast you're aging, new AI 'speech clock' suggests -- A new machine-learning "speech clock" estimates a person's chronological age from their speech, drawing links between older-sounding speech and cognitive decline. -- Isha Ishtiaq

8 hours ago

Physicists unveil the most accurate atomic clock ever ‪-‬ and it could literally redefine the second -- Physicists have used radioactive lutetium to create what they say is the most accurate atomic clock ever, keeping time perfectly up to 19 decimal places. -- Joanna Thompson

1 day ago

Watch the world's smallest crocodiles snatch bats in their hidden underground lair ‪-‬ a behavior never seen before -- VIDEO -- Live Science can exclusively reveal a video of Gabon's mysterious cave-dwelling dwarf crocodiles snatching bats in a never-before-seen hunting behavior, ahead of the series premiere of "Africa: Earth's Wild Home." -- Patrick Pester

6 hours ago

'This is what happened with Claude and me': AI's failed attempt to crack the Riemann hypothesis led mathematician to a breakthrough -- An attempt by Anthropic's Claude failed to prove the Riemann hypothesis, but it did produce something genuinely useful: inspiration. -- Benjamin Skuse

1 day ago

CHIME telescope unlocks new way to study the universe's baffling expansion -- After seven years of work, Canada's CHIME telescope has a measurement of dark energy from 2019. More detailed studies are planned to expand the research. -- Elizabeth Howell

1 day ago

Powerful 'Kelvin wave' triggered by super El Ni o threatens to raise sea levels off the California coast for months -- A disturbance characterized by above-normal sea levels is spreading up the Pacific coast of Central and North America, and it could make the damage from predicted storms this winter much worse. -- Sascha Pare

1 day ago

Astronomers discover 'backward' planet orbiting its star in the wrong direction -- A newly discovered exoplanet orbits its star backward, and it's a mystery why. The system and others like it could shed light on how some complex planetary systems form. -- Damien Pine

2 days ago

Regular exercise reshapes the immune system at a cellular level, study suggests -- Regular exercise makes our immune cells more vigilant, potentially contributing to better long-term health, a new study finds. -- RJ Mackenzie

2 days ago

Now is the best time to see Saturn all year - yes, even with the naked eye -- Saturn will put on a show this week as it enters opposition and its famous rings return to looking their best. -- Jamie Carter

2 days ago

'We're rapidly running out of time': 7 of Earth's 9 life support systems already breached, and the situation is getting worse, report warns -- Our planet has had its annual health check, and the prognosis is pretty grim. Despite breached planetary boundaries, however, scientists argue that Earth can still have a safe and sustainable future. -- Patrick Pester

2 days ago

Remarkably preserved feathered dinosaur discovered in China reveals new secrets of flying-predator evolution -- A newly discovered feathered dinosaur named Norellraptor barsboldi had sharply curved teeth and claws, as well as four wings, and it adds evidence to the idea that flight evolved several times in different dinosaur groups. -- Chris Simms

6 hours ago

Africa's oldest known defensive wall outside Egypt discovered, and it's 4,000 years old -- An elaborate 4,000-year-old defensive wall was discovered in Morocco, and it once protected a thriving farming hub, archaeologists say. -- Tom Metcalfe

2 days ago

The super El Ni o could cause torrential rainstorms. Americans may need to stock up on food to prepare, experts say. -- Analysis -- A U.K. government minister has urged people in Britain to stock up on essentials to prepare for storms magnified by the record-breaking El Ni o. Should Americans heed the same advice? -- Sascha Pare

3 days ago

Newly discovered iron minerals might hold primordial water from when Earth formed -- Researchers may have found a missing link in how Earth's mantle gets wet: newly discovered iron minerals that can store water at the extremely high temperatures and pressures present near our planet's core. -- Damien Pine

2 days ago

'Listen, father!': 1,700-year-old tomb discovered in Egypt contains a poem in ancient Greek and spells to protect the dead -- A tomb dating back to the time the Romans controlled Egypt contains a funerary poem in ancient Greek. -- Owen Jarus

2 days ago

SpaceX's Starship reaches orbit for the first time, then returns early and explodes -- SpaceX got its Starship rocket into orbit, but after a tense few minutes of comms and the loss of an engine, the call was made to end the mission early. -- Patrick Pester

2 days ago