Earth & Environment
How ‘snowball Earth’ was a tug-of-war
Decades of research shows that Earth was once entirely or almost entirely frozen.
The episode is known as Snowball Earth, and though its occurrence is...
Scientists find major errors in global climate pollution database
A new study from researchers at Northern Arizona University has raised concerns about the accuracy of a widely used global greenhouse gas emissions database...
Ancient continents may have helped create the right conditions for life on Earth
Scientists have discovered that the rise of Earth’s first continents may have played a major role in making life possible.
According to a new study...
Climate change is quietly increasing stroke risk, experts warn
Many people think of climate change as something that affects the weather, the oceans, or wildlife. However, scientists are now warning that it is...
Rare metal helped ancient life thrive long before oxygen filled Earth
More than three billion years ago, life on Earth faced a difficult problem.
The planet’s oceans contained only tiny amounts of molybdenum, a rare metal...
From tree waste to clean air: How eucalyptus bark could help fight pollution
What if something usually thrown away could help solve some of our biggest environmental problems?
New research from RMIT University suggests that eucalyptus bark—often treated...
Vegan diet beats Mediterranean diet on emissions and metabolic health
Scientists have long known that what we eat affects our health. But now, new research shows that our food choices can also have a...
Scientists discover 75-million-year-old mammal that survived the dinosaur era
Scientists have discovered a new species of small mammal that lived at the same time as dinosaurs, offering fresh clues about how early mammals...
How the same genes shaped butterfly wings for 120 million years
Evolution is often described as a process full of chance and randomness.
But a new study suggests that it may be more predictable than we...
Why Strait of Hormuz crisis could quietly raise prices around the world
The closure of the Strait of Hormuz has drawn attention mainly because of rising oil and petrol prices.
But focusing only on fuel misses a...
Meet the ancient “dawn crocodile” that lived 210 million years ago
About 210 million years ago, on a humid riverbank in what is now northern New Mexico, two small crocodile relatives stood side by side...
Why dolphins swim so fast
Dolphins are known for their incredible speed and smooth, graceful movement in the water.
They can glide, leap, and change direction with ease, making them...
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Dog owners, but not cat owners, may have lower risk of disability
In a new study from National Institute for Environmental Studies, researchers found that seniors who own a dog may be at lower risk of...
What the decision to overturn Roe v. Wade means
On Friday, the Supreme Court voted to overturn Roe v. Wade after nearly half a century, stripping away the constitutional right to abortion that...
What makes Steve Jobs a charismatic speaker?
The former Apple CEO Steve Jobs was one of the most charismatic speakers of the past decades.
However, why his way of speaking is so...
The fall of Earth’s largest primates
Long ago, giants walked the earth. In the lush karst landscapes of southern China, a species of enormous apes, known as Gigantopithecus blacki, thrived.
These...
Regular dog walking strongly benefit health in older adults
New research from The Irish Longitudinal Study on Ageing (TILDA) at Trinity College Dublin reveals that regular dog walking offers significant benefits for older...
Tiny sparks in water may have started life on Earth
Life on Earth may not have begun with a big lightning strike in the ocean, as scientists once thought.
Instead, tiny electric sparks from crashing...
Scientists create stable perovskite materials for more efficient solar cells
Researchers from Queen Mary University of London have developed a new process for producing stable perovskite materials to create more efficient solar cells.
Crystalline silicon...
Scientists find ancient bird behind giant eggs ate by Australians around 50,000 years ago
Scientists settle debate surrounding 'Thunder bird' species, and whether its eggs were exploited by early Australian people around 50,000 years ago.
Proteins extracted from fragments...