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Latest News

illustration of purple neurons firing signals against a dark background

Can adults make new brain cells? New study may finally settle one of neuroscience's greatest debates

Theresa Sullivan Barger published 3 July 25

Scientists say they have very strong evidence that the adult human brain is capable of making new neurons, a point of ongoing controversy in neuroscience.

U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. testifying before the House Appropriations Committee in the Rayburn House Office Building on May 14, 2025 in Washington.

RFK's proposal to let bird flu spread through poultry could set us up for a pandemic, experts warn

Ben Turner published 3 July 25

HHS Secretary Robert F. Kennedy Jr. and Secretary of Agriculture Brooke Rollins have expressed interest in letting H5N1 outbreaks spread unchecked through U.S. poultry farms. Health experts warn it could lead to a new pandemic.

A light-colored wall of rock marked with bright orange drawings of a stick person and a hand

Neanderthal DNA may refute 65,000-year-old date for human occupation in Australia, but not all experts are convinced

Kristina Killgrove published 3 July 25

A new DNA model suggests humans didn't reach Australia until 50,000 years ago, but archaeological data disagrees.

A digitally recreated temple sits on an open plot of land.

1,400-year-old temple ruins the size of a city block unearthed in Bolivia

Perri Thaler published 3 July 25

Ruins of the Palaspata temple complex from the millennia-old Tiwanaku civilization are unraveling some mysteries about the relatively unstudied society.

An illustration of gut bacteria accumulating perfluorononanoic acid, a PFAS.

Our gut bacteria can absorb and remove toxic 'forever chemicals' — at least in lab mice

Patrick Pester published 3 July 25

An experiment in lab mice found that certain human gut bacteria can absorb PFAS, commonly called "forever chemicals," until they are excreted, new study finds.

Close-up photo of the sun's surface showing the ISS next to bright loops of plasma from a flaring sunspot

Astrophotographer snaps 'once-in-a-lifetime' shot of solar flare photobombing the ISS

Harry Baker published 3 July 25

An astrophotographer has captured an extremely rare and "difficult" photo of a solar flare exploding from the sun at the exact moment the International Space Station passed directly in front of our home star.

A photo of space shows stars and a galaxy against a dark sky. — James Webb telescope discovers tentacled 'jellyfish' galaxy swimming through deep space A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy evolution and star formation.

Rock-cut tombs in black and white. — Oldest and most complete ancient Egyptian human genome ever sequenced reveals ties to Mesopotamia In a first, researchers have sequenced the complete genome of a man from ancient Egypt, and the results reveal that he had genetic ties with Mesopotamian DNA.

SNR 0509-67.5, calcium is shown in blue, and appears in two concentric shells suggesting a double detonation. — First-ever evidence of star 'double detonation' captured in stunning image An explosion captured in a new image could help astronomers to better understand the "standard candles" at the center of a major cosmological mystery.

An illustration of a DNA strand with a futuristic digital design overlaid on a background of red blood cells — Chemotherapy can make healthy blood cells 'look old' Researchers have identified ways in which chemotherapy can damage healthy cells and found that some drugs can add decades of "age" to otherwise normal blood cells.

elderly man laying in a hospital bed with an IV in his arm — Shingles popped a hole in a man's bladder A man suffered a rare complication of shingles and ended up with a ruptured bladder.

An artist's illustration of HIP 67522 b's star launching a burst of plasma at the planet. — 'A completely new phenomenon': Astronomers spot a planet causing its star to constantly explode Astronomers have spotted an alien planet orbiting so closely to its home star, the planet's magnetic field is triggering massive solar flares to erupt. This is the first time a planet has been seen influencing its host star.

a still from a movie of a T. rex roaring at a woman in a forest — 'It's how I would imagine I would react if I saw a real-life giant dinosaur': What Jurassic World Rebirth's scientific advisor thinks of the movie The summer blockbuster Jurassic World Rebirth is hitting theaters, so Live Science asked paleontologist Steve Brusatte what it's like being the movie's scientific advisor.

Planet Earth

a photo of the ALMA facilities blanketed in snow, with the "ALMA" sign visible

Rare snowfall in Atacama Desert forces the world's most powerful radio telescope into 'survival mode'

By María de los Ángeles Orfila published 1 July 25

The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base camp last week.

Satellite image of cloud vortices swirling behind islands in the Atlantic Ocean

Stunning cloud vortices swirl off 6 different Atlantic islands

By Harry Baker published 1 July 25

Earth from space A 2015 satellite photo captured a series of stunning "von Kármán vortices" swirling off Madeira and the Canary Islands. The giant swirls are collectively one of the best examples of this meteorological phenomenon ever seen.

Earth from space

LATEST ARTICLES

1
Can adults make new brain cells? New study may finally settle one of neuroscience's greatest debates
2
RFK's proposal to let bird flu spread through poultry could set us up for a pandemic, experts warn
3
Neanderthal DNA may refute 65,000-year-old date for human occupation in Australia, but not all experts are convinced
4
1,400-year-old temple ruins the size of a city block unearthed in Bolivia
5
Our gut bacteria can absorb and remove toxic 'forever chemicals' — at least in lab mice

Space

Photo of a blurry starscape with an arrow pointing out the location of the interstellar object 3I/ATLAS

Watch newly discovered 'interstellar visitor' 3I/ATLAS shoot toward us in first livestream today (July 3)

By Harry Baker published 3 July 25

You can see the recently identified "interstellar object" 3I/ATLAS shooting towards us through the solar system in a livestream from the Virtual Telescope Project on Thursday (July 3).

Diagram of the new objects trajectory through the solar system

NASA confirms that mysterious object shooting through the solar system is an 'interstellar visitor' — and it has a new name

By Harry Baker published 3 July 25

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object." The cosmic interloper, officially named 3I/ATLAS, is only the third of its kind ever seen — and will shoot past Earth later this year.

archaeology

A photo showing a shipwreck underwater

300-year-old pirate-plundered shipwreck that once held 'eyewatering treasure' discovered off Madagascar

By Tom Metcalfe published 3 July 25

Researchers think a shipwreck off Madagascar was a Portuguese treasure ship captured by pirates in 1721.

Mesopotamia quiz: Test your knowledge about the ancient civilizations of the Fertile Crescent

By Kristina Killgrove published 3 July 25

Are you as assured as Ashurbanipal about your knowledge of Mesopotamia, or as dim as Nimrud?

World of science

Health

Ozempic-style drugs treat type 1 diabetes, not only type 2, study finds

By Jennifer Zieba published 2 July 25

A clinical trial for semaglutide, the active ingredient in Ozempic, found that it improved blood sugar control in people with type 1 diabetes.

Medicine & Drugs

BMI should be replaced, experts argue — here's what the alternative could be

By Amy Arthur published 2 July 25

A new study compares body mass index (BMI) with body fat percentage and finds the latter is far more reliable in predicting obesity-related diseases and death.

Dreo 713S Smart Humidifier being tested by our reviewer

Best humidifiers 2025: Banish dry air from your home

By Sarah Finley last updated 2 July 25

Buying Guide These are the best humidifiers you can buy in every category, from Dyson AM10 and Levoit LV600HH to HoMedics TotalComfort Deluxe.

Animals

An underwater photograph of an orca offering food.

Wild orcas offer humans food. Could they be trying to make friends — or manipulate us?

By Patrick Pester published 2 July 25

Researchers have documented orcas dropping prey and other marine life in front of humans, as if offering us food. The orcas' motives are uncertain, but the sharing behavior could be an attempt at a cross-species relationship or manipulation.

Echidnas: Facts about spiky Australian mammals that lay eggs

By Marilyn Perkins, Alina Bradford last updated 1 July 25

Discover interesting facts about echidnas, the strange platypus relative with spines, spurs and a pouch.

A close-up photograph of Tundra the bear's new titanium tooth while the bear is still sedated.

Bear's new metal tooth is world's biggest-ever crown

By Patrick Pester last updated 1 July 25

Lake Superior Zoo in Minnesota announced it has given a brown bear the world's largest dental crown, with the bear now sporting a silver-colored metal canine

Human Behavior

Girl reading books in front of a cartoon space scene

48 best science books for kids and young adults

By Ben Biggs last updated 20 June 25

Looking to inspire the next generation of curious minds? These are our picks of the best popular science books for children of all ages.

Strikingly simple 'dial' in the brain may help it distinguish imagination from reality

By Payal Dhar published 12 June 25

Activity levels in a specific region of the brain predict whether we think something is real, irrespective of whether we've seen it or imagined it.

People's mental health often improves after weight-loss surgery. A study pinpoints the real reason why.

By Marianne Guenot published 10 June 25

Feeling less stigma — not losing weight — was linked to better mental health and eating behaviors after bariatric surgery.

Physics & Mathematics

Where do atoms come from? A physicist explains.

By Stephen L. Levy published 25 June 25

Almost everything on Earth is made up of atoms, but where do these fundamental building blocks come from?

Physics & Mathematics

'Dreadful danger for all mankind': Einstein's powerful anti-war letter goes up for auction

By Joanna Thompson published 20 June 25

A fiery letter written by Albert Einstein in 1954 is going to auction. The letter details Einstein's thoughts on his part in developing atomic weapons, and hails Mahatma Gandhi as a political genius.

Physics & Mathematics

Mathematicians discover a completely new way to find prime numbers

By Rachel Crowell published 19 June 25

Using a notion called integer partitions, mathematicians have discovered a new way to detect prime numbers while also connecting two areas of math in an unexpected way

Chemistry

A cross-section of the new copper alloy, with the orange dots representing copper atoms, the yellow tantalum atoms, and the blue lithium atoms.

Scientists create ultra-tough copper alloy that is stronger than steel and can withstand temperatures of 1500 F

By Ben Turner published 23 April 25

The new super-strong copper alloy can be used to build better airplanes and spacecraft.

a deer's breath is visible in the cold air

Why does nearly all life breathe oxygen?

By Harrison Tasoff published 30 March 25

Nitrogen comprises around 78% of Earth's atmosphere, so why do most lifeforms breathe oxygen?

Plastic waste by the ocean

Scientists break down cheap plastic using the air — and turn it into something far more valuable

By Ben Turner published 22 March 25

Scientists developed a new method for breaking down one of the most common plastics to a byproduct that can be upcycled into more valuable materials.

Technology

Suri electric toothbrush being tested by our reviewer

Best electric toothbrushes 2025: Tried and tested

By Joanne Lewsley, Anna Gora last updated 1 July 25

Buying Guide These are the best electric toothbrushes you can buy in every category, from Oral-B Genius X and Bitvae R2 to Waterpik Complete Care 9.0.

Would outsourcing everything to AI cost us our ability to think for ourselves?

By Wolfgang Messner published 1 July 25

Opinion During the Industrial Revolution, craftsmanship retreated to the margins. As AI becomes widely adopted, will the same happen to original thinking?

New liquid metal-infused circuit board can withstand heavy damage and heal by themselves

By Alan Bradley published 30 June 25

New recyclable electronics could be critical to curbing e-waste, scientists argue, especially because these circuit boards can be repaired or reconfigured by simply applying heat.

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