Earth
- Earth
Early animals couldn’t catch a breath
Low levels of oxygen may have hindered evolution of animal life hundreds of millions of years ago.
- Environment
Oil from BP spill may be sitting on seafloor
More than four years after the Deepwater Horizon disaster in the Gulf of Mexico, scientists find that oil is still lingering over a large area on the seafloor.
By Beth Mole - Paleontology
Ancient jellyfish suffered strange, sandy death
A fossil hints at the unusual series of events that led to an ancient jellyfish’s preservation and may offer clues to understanding odd sand deposits found elsewhere.
- Animals
Southern birds may be moving into your winter backyard
A warming climate is letting warm-adapted birds live farther north in winter, a new study finds.
- Environment
No water contamination found in Ohio’s fracking epicenter
Methane in Ohio groundwater comes from biological sources, such as bacteria, not fossil fuel exploration.
- Environment
Engineered plants demolish toxic waste
With help from bacteria, plants could one day clean up polluted sites.
By Beth Mole - Physics
Falling raindrops break terminal velocity
Unknown mechanism causes tiny raindrops to fall faster than terminal velocity.
- Climate
Rivers may gush under sullied skies
By dimming sunlight and curbing evaporation, air pollution can increase the amount of water flowing through rivers, new simulations suggest.
By Beth Mole - Environment
World’s first full-scale clean coal plant now up and running
After decades of delays, technology that cuts carbon emissions from commercial power plants has made its worldwide debut.
- Ecosystems
Help scientists find floating forests of kelp
By looking for signs of kelp in satellite images, citizen scientists can help researchers keep track of the world’s seaweed forests.
- Environment
Human ingenuity takes on Mother Nature in ‘The Big Ratchet’
Geographer Ruth DeFries explains how technological innovations have allowed humans to overcome environmental challenges throughout history.
- Animals
Lacking ice, huge walrus herd congregates on Alaska shore
A large group of walruses has hauled out on the beach near Point Lay, Alaska. The animals have been forced onto shore due to a lack of sea ice in the region.