Updated: 48 min 45 sec ago
As U.S. oil and gas production from fracking grows, new technologies aim to curb water and chemical use and emissions. Can hydraulic fracturing go green?
The oceans' huge expanses and turbulent, poorly understood currents often thwart technology designed to locate lost ships.
The Obama Administration has unveiled the Climate Data Initiative to demonstrate real-world risks of global warming.
The white needles on this California specimen may hold secrets about the world’s tallest trees.
The aquaculture industry improves its environmental footprint.
Gravitational waves that rippled through the first moments of the Big Bang point to the birth of multiple universes, not just ours.
Northern India celebrates the end of winter with dance and a dash of color.
Study of chicken DNA raises doubts that Polynesian seafarers reached the coast of South America.
A new study describes the weird anatomy of a narwhal's tusk, but researchers still argue over what the whale uses it for.
We wanted an exotic pet that would catch the reader's eye. A hedgehog was the choice—but catching its eye turned out to be quite challenging.
An ancient civilization built Petra so that the sun would illuminate their sacred places like celestial spotlights, a new study says.
Ancient moss from a frozen island has been revived in the lab after more than a millennia of icy dormancy.
Astronomers have for the first time witnessed signs of gravitational waves rippling through the explosive first moments of the universe.
Warming oceans, rising sea levels, more frequent and violent storms—these predicted effects of climate change put sea turtles at risk. Can they rise to the challenge?
New analysis of MESSENGER spacecraft images of Mercury show the planet has shrunk almost nine miles in diameter.
He was a celebrity, scientist, and star of the original Cosmos, but who was the real Carl Sagan?
After a long search for Flight 370 answers could come quickly. Here's how.
The Ice Age is to blame for the dearth of snakes in Ireland, not the Christian missionary who inspired St. Patrick's Day.
An extraordinary collection of rare photographs shows Los Angeles and Santa Monica in the late 1800s.
A new study says it's safe to eat food that's been on the floor for less than five seconds. But another study champions the "zero-second" rule of bacterial contact.