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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Extreme heat warning: Keep cool to be heart-healthy when temperatures rise
Mother nature is at it again as record high temperatures are bringing summer heat early this year around much of the U.S., and the...
Warren Buffett: This Is How I Predict Future Market Returns
Berkshire Hathaway Inc. is a diversified holding company whose subsidiaries engage in insurance, freight rail transportation, energy generation and distribution, manufacturing, and retailing.
The company is...
Space tourism: The good, the bad, the meh
Space tourism here is here to stay, and will likely remain a permanent fixture of near-Earth activities for the foreseeable future.
But is it worth...
Six things we’ve learned about Earth from meteorites and comets
Apart from the sun, its planets and their moons, our solar system has vast amounts of space rocks—fragments left over from the formation of...
How risky is it to give card details over the phone and how do...
Paying for things digitally is so common, most of us think nothing of swiping or tapping our card, or using mobile payments.
While doing so...
Dog owners may have higher risks of anxiety, depression
It is often believed that a close relationship between owners and their dogs can bring many mental health benefits to owners.
But in a study...
Mantis shrimp inspires new breed of light sensors
Inspired by the eyes of mantis shrimp, researchers have developed a new kind of optical sensor that is small enough to fit on a...
Scientists discover ancient, four-legged whale in Peru
In a new study, researchers have discovered an ancient, four-legged whale along the coast of Peru.
The ancient four-legged whale was found in 42.6-million-year-old marine...