Earth
- Environment
Electrical bacteria may help clean oil spills and curb methane emissions
Cable bacteria are living electrical wires that may become a tool to reduce methane emissions and clean oil spills.
- Climate
Humans may not be able to handle as much heat as scientists thought
Humans’ capacity to endure heat stress may be lower than previously thought — bad news as climate change leads to more heat waves around the globe.
- Environment
How to make jet fuel from sunlight, air and water vapor
Solar kerosene could one day replace petroleum-derived jet fuel in airplanes and help stabilize greenhouse gas emissions.
- Environment
Underground heat pollution could be tapped to mitigate climate change
Data from thousands of groundwater well sites in Europe reveal that more than half of the locations possess usable underground heat.
- Science & Society
In the battle of human vs. water, ‘Water Always Wins’
In her new book, environmental journalist Erica Gies follows people who are looking for better solutions to extreme droughts and floods.
- Environment
Flower shape and size impact bees’ chances of catching gut parasites
Bumblebees have higher chances of contracting a gut parasite from short, wide flowers than from blooms with other shapes, experiments show.
- Environment
How to build better ice towers for drinking water and irrigation
“Ice stupas” emerged in 2014 as a way to cope with climate change shrinking glaciers. Automation could help improve the cones’ construction.
- Earth
50 years ago, a new theory of Earth’s core began solidifying
In 1972, scientists proposed that Earth’s core formed as the planet came together. Fifty years later, that theory is generally accepted, though many mysteries about the core remain.
- Paleontology
Megatooth sharks may have been higher on the food chain than any ocean animal ever
Some megalodons and their ancestors were the ultimate apex predators, outeating all known marine animals, researchers report.
- Environment
Earth’s oldest known wildfires raged 430 million years ago
430-million-year-old fossilized charcoal suggests atmospheric oxygen levels of at least 16 percent, the amount needed for fire to take hold and spread.
- Science & Society
Russia’s invasion could cause long-term harm to Ukraine’s prized soil
War will physically and chemically damage Ukraine’s prized, highly fertile chernozem soils. The impacts on agriculture could last for years.
- Health & Medicine
Western wildfires’ health risks extend across the country
As western wildfires become more common, hazardous smoke is sending people — especially children — to emergency rooms on the East Coast.
