Bronze artifact indicates Romans threw enemies to the lions across their empire, even as far as Britain
It's the first evidence of an execution by wild animals in Roman Britain.
Scientists engineer ‘daddy shortlegs’ to better understand spiders
Though not technically spiders, the daddy longlegs genome could be key to understanding arachnid evolution.
World’s largest battery manufacturer bets big on sodium-ion batteries
They're much cheaper and environmentally friendly than lithium-ion batteries.
Apes signal ‘hello’ and ‘farewell’ when starting and exiting social interactions
Our closest living relatives on the tree of life may also exhibit complex social cues that are paramount to joint...
Moderna is better than Pfizer against the Delta variant
Fully vaccinated people can still get infected with SARS-CoV-2, but their risk of hospitalization and death is very low.
Strongest glass in the world can scratch diamonds
AM-III also works as a semiconductor, allowing it to transfer electrical current.
Permanent hearing loss may not be so permanent after all — in mice, for now
In the future, it may be able to regenerate hair cells that restore hearing through drug therapies and gene editing.
How global warming causes both extreme heat and cold weather
Extreme heat and cold may arise from the same underlying mechanisms, with global warming as the common denominator.
High cholesterol drug could reduce SARS-CoV-2 infection by 70%
The licensed drug treats high cholesterol in the blood and may also work in treating COVID-19 patients.
Gruesome horde of thousands of animal bones leftovers from hyenas, including those from humans, found in Saudi Arabia
Researchers found gnaw marks on most of the bones pointing to striped hyenas.
People who harbor conspiracy theories are willing to get the vaccine — as long as their friends do, too
It only works for those who have a somewhat conspiracy mindset. Those with entrenched views are less likely to get...
Machu Picchu is even older than we thought
The stone palace may have been in use from 1420 to 1530.
Why do dogs wag their tails? Your pet is trying to communicate
Most people think dogs wag their tails when they're happy. But that's not entirely true at all.
Oldest example of applied geometry found in 3,700-year-old Babylonian clay tablet
The tablet shows that ancient Babylonians used Pythagorean triples to survey plots of land a thousand years before Pythagoras was...
Scientists turn water into shiny metal
No alchemy involved -- just clever science.
Cheap material could help convert waste heat into electricity
More than 65% of the energy we use is wasted as heat.
Not so picky and coy after all: Female animals also have mating contests. They’re just more subtle than males
The effect of sexual selection on females has been largely ignored in favor of the more pronounced and obvious effect...
Most baby turtles in the oceans have plastic in their guts. ‘It’s an evolutionary trap,’ scientists say
The impact on their health is unclear but it can’t be too good.
Earth’s rotational slowdown may have led to life as we know it
The transition towards longer days may have allowed cyanobacteria enough breathing room to produce enough oxygen to dramatically and forever...
Five new sports you can see at the Tokyo 2020 Olympics. What you need to know
Four new sports are making their debut at the Tokyo Olympic Games, while baseball and softball are making a comeback.
Difficulties hearing speech over noise? That may be an early sign of dementia, new study says
New evidence that hearing impairment significantly contributes to the risk of dementia.
Some cockatoos started raiding trash bins in Australia. Then, they taught their friends how
They're like the raccoons of the bird kingdom.
Astronomers find moon-forming disk around exoplanet
The revolving disk holds enough matter to seed three moons the size of Earth's.
Bands of chimps attacked and killed gorillas. It’s the first time we’ve witnessed anything like this
Chimps formed coalitions and attacked gorilla families close to their territory, killing two gorilla infants in the process.
Sharks have spiral-like intestines that resemble one of Nikola Tesla’s inventions
This complex structure may explain how sharks can go weeks without a meal.
Iconic photos of Earth taken by Apollo astronauts, digitally restored and in full glory
Some of the most iconic images of Earth from space have been brought to new light.
Self-healing material could one day automatically repair broken phone screens in seconds
Scientists in India have made a new class of crystalline material with self-healing properties.
Scientists make the world’s thinnest magnet. It’s just one atom thick
The new material is one millionth the thickness of a single sheet of paper.
Wild pigs cause as much carbon emissions as one million cars
Wild pig populations have bred out of control. We're now suffering the environmental consequences.
Jeff Bezos reaches space, makes it back in one piece
“Best day ever,” Bezos said after landing.
Living close to woodland helps children’s mental health and development
More evidence that exposure to nature supports mental and emotional development.
Astronomers capture rare image of black hole plasma jet for the second time
Big or small, all black holes may be the same.
What are the average colors of the world? Data science offers a creative answer
Earth's color palette in a series of creative maps.
Devastating floods in western Europe exceed even worst climate change predictions
The new climate normal is frightening.
Computer implant translates paralyzed man’s brain activity directly into words and sentences
Brain waves that normally control the patient's vocal tract have been converted into entire sentences on a computer screen.
Derinkuyu: the ancient underground city, once home to 20,000 people
The maze-like underground city resembles an ant colony.
Is the Easter Island population collapse just a myth? These scientists think so
Did we get the Easter Island collapse all wrong?
Scientists discover algae with three sexes
The research could help scientists understand how different sexes evolved in the first place.
Changes in moon’s ‘wobble’ could cause record floods in 2030
The moon wobbles in roughly 18-year cycles like a rocking ship as it orbits Earth. Next cycle could exacerbate rising...
Just 25 mega-cities generate half of the world’s urban CO2 emissions
Our cities need to set more ambitious climate targets otherwise they may become urban ovens.
Flu vaccine may protect against severe COVID-19
Those who had a flu shot were 20% less likely to end up in the ICU compared to patients who...
Puppies understand human gestures from an early age with no training unlike wolf pups
Dogs and humans have formed a special bond after more than 14,000 years of co-evolving together.
How the cauliflower got its mesmerizing fractals
The cauliflower really wants to grow flowers but just ends up with more buds growing out of its buds that...
Scientists combine a semiconductor and superconductor for the first time
The combination produces exciting physical phenomena that could be used in electronics and quantum technology.
Second Khufu Solar Ship ready for assembly, reveals masterful shipbuilding 4,500 years ago in Egypt
Archaeologists believe solar ships were used by the pharaoh for pilgrimages or funeral rituals.
Fish can become addicted to methamphetamine in the water, and scientists are very concerned
Drugs excreted by users end up in wastewater and can affect aquatic wildlife in unpredictable ways.
Thousands of Islamic tombs arranged like stars in a galaxy found in Sudan
Using a cosmological technique typically used to study galaxies, archaeologists uncovered a vast funerary landscape in eastern Sudan composed of...
New online calculator estimates how long seniors have left to live
The tool has both upsides and downsides. What would you do if you knew a person close to you has...
Myth busted? Home hygiene doesn’t harm children’s immune system, study finds
Exposure to volatile compounds from cleaning products may partly explain the rise of allergic disease rather than the lack of...
China takes quantum supremacy lead
This quantum processor completed a complex task in a little over an hour -- about 60,000 times faster than a...