Earth & Environment
Dinosaur-Killing Asteroid Created a Planet-Wide Firestorm, Study Finds
A new study suggests that the asteroid impact that wiped out the dinosaurs may have been even more deadly than scientists once thought.
Researchers now...
Air Pollution May Help Bladder Cancer Spread
Most people think of dirty air as something that mainly harms the lungs. Doctors have warned for years that breathing polluted air raises the...
New Recyclable Stretchy Yarn Could Help Keep Millions Of Tons Of Clothing Out Of...
Every year, millions of tons of old clothing end up in landfills because most textiles are difficult or impossible to recycle.
While plastic bottles and...
New Low-Cost Leaf Spray Helps Tomatoes Thrive in Salty Soil, Study Finds
A simple and inexpensive leaf spray could help tomato plants grow better in salty soils, offering farmers a promising new way to protect crops...
Cameras attached to whale sharks capture krill chases never witnessed before
Whale sharks (Rhincodon typus)—the world's biggest fish—are one of the most charismatic marine species.
They connect with the hearts of anyone lucky enough to encounter...
1.4-Million-Year-Old Footprints Reveal Giant Human Relative and Surprising Social Life
A remarkable set of fossil footprints discovered in Kenya is giving scientists a rare look at how one of humanity's ancient relatives lived more...
Spring daylight saving time may raise the risk of eye disease
Changing the clocks for daylight saving time may do more than make people feel tired.
A new study suggests that the one-hour time change could...
Could Purple Corn Replace Artificial Food Dyes?
A special type of purple corn may soon help replace artificial food dyes in many foods and drinks, according to new research from the...
1789 Smallpox Epidemic May Have Killed Up to 220,000 Indigenous Australians, Study Finds
A new study has used computer modeling to provide one of the clearest pictures yet of the devastating smallpox epidemic that struck Indigenous Australians...
Fossilized wood preserved 300 million years of Earth’s history
Most people think of fossilized wood as an attractive stone displayed in museums or sold as a decorative souvenir.
However, scientists have now discovered that...
Did the dinosaur-killing asteroid really shape tuna evolution?
For years, many scientists believed that the asteroid impact that wiped out the non-avian dinosaurs 66 million years ago also helped shape the evolution...
How School Air Pollution Could Affect Children’s Health for Years to Come
When parents think about air pollution, they often worry about asthma or coughing.
However, a large European study suggests that dirty air may also quietly...
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Earth can regulate its own temperature over millennia, MIT study finds
Our planet harbors a “stabilizing feedback” mechanism that acts over hundreds of thousands of years to pull the climate back from the brink.
These 4 things trigger the ‘compulsive itch’ for your smartphone
Everywhere you look, people are looking at screens.
In the decade since smartphones have become ubiquitous, we now have a feeling almost as common as...
Ray Dalio: How I educated my children
Children look to their parents for wisdom and guidance in their lives. It’s no surprise that we end up sharing our parents’ wise words...
Facebook’s dominance is built on anti-competitive behavior
Facebook and its subsidiaries, including Instagram, account for 75% of all time spent on social media.
In a new paper, Yale SOM economist Fiona...
Tom Hanks’ COVID-19 diagnosis likely shaped people’s thoughts, behaviors toward virus
When actor Tom Hanks announced his COVID-19 diagnosis on March 11, 2020, many Americans were still learning about the virus and its severity.
According to...
How investors can hedge against inflation in times of uncertainty
Inflation generally makes share market investors nervous.
Inflation, or the decrease in the purchasing power of money, is reflected in a general increase in the...
Dangerous combination of extreme heat and smoke affected 16.5 million Californians
Extreme heat and wildfire smoke are each hazardous to our health, but recent studies suggest that when we’re exposed to both at the same...
Scientists create a “cloud in a box” to unlock weather’s biggest mysteries
In a laboratory at the U.S. Department of Energy’s Brookhaven National Laboratory, scientists recently witnessed something remarkable: the birth of a cloud inside a...