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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Dementia death risk is higher after a hurricane, study finds
A new study published in the JAMA Network Open has shed light on the impact of major hurricanes on older adults living with dementia.
Can AI really measure beauty?
Can a computer really decide what is beautiful? A new study suggests the answer is not as simple as many people think.
Researchers from the...
How quinine caused World War I
Can medicine cause a war?
When chemists isolated a new compound from the bark of a South American tree, they had no idea they...
Electric air taxis are on the way – quiet eVTOLs may be flying passengers...
Imagine a future with nearly silent air taxis flying above traffic jams and navigating between skyscrapers and suburban droneports.
Transportation arrives at the touch of...
How physics can help us make sense of multiverse madness
If you’re a fan of science fiction films, you’ll likely be familiar with the idea of alternate universes – hypothetical planes of existence with...
Earth’s inner core may be changing shape, new study suggests
Scientists have found new evidence that the Earth’s inner core may be changing over time. A recent study by researchers at the University of...
Common food that may poison dogs and cats
If you have dogs or cats, you may notice that some food, while safe for humans, can seriously threaten the health of your pets.
I...
Online news needs a new pay model to survive, says study
The revenue model that has sustained the newspaper industry for centuries no longer works in the digital age, but another age-old concept with some...