Bamboo tissue paper isn’t as green as it seems, study finds
Bamboo tissue paper has become a popular choice for eco-conscious shoppers, often marketed as a sustainable and “tree-free” alternative to regular paper.
But new research...
How hot and cold days can raise heart failure death risk
A new study led by researchers from Harvard T.H. Chan School of Public Health reveals that both very hot and very cold temperatures can...
Dirty water can make clean hydrogen—And cut costs by 47%, study finds
In a breakthrough that could make clean energy more practical and affordable, researchers at Princeton University have found a way to use treated wastewater—rather...
Wolves turn to the sea: Coastal gray wolves are hunting sea otters for food
On Alaska’s remote Prince of Wales Island, gray wolves have developed an unexpected hunting habit: they’re preying on sea otters.
This surprising shift in diet...
Scientist have uncovered the first evidence of the 4.5-billion-year-old “Proto Earth”
Earth has a long, 4.5 billion history full of momentous twists and turns.
Multiple prominent events played leading roles in Earth's story.
One of them is...
Tiny metal twist turns waste heat into clean power
Scientists from Queensland University of Technology (QUT) have made a small but powerful discovery that could help turn wasted heat into clean electricity.
By adding...
The sixth extinction? How humans are driving species to the edge of survival
Human activity may be setting the stage for the largest extinction event since the asteroid that wiped out the dinosaurs 66 million years ago,...
Earth’s magnetic shield is weakening over the Atlantic, scientists warn
Scientists have discovered that a weak spot in Earth’s magnetic field—known as the South Atlantic Anomaly—is continuing to grow.
Using 11 years of precise data...
Scientists solve mystery of Earth’s oxygen delay billions of years ago
More than two billion years ago, Earth experienced one of the most important turning points in its history: the rise of oxygen in the...
Scientists create sustainable plastic from the carbon dioxide in the ocean
The ocean absorbs about a quarter of all carbon dioxide (CO₂) released by human activity, helping to slow climate change—but at a cost.
This constant...