Earth

The Southern Hemisphere jet stream is shifting, bringing more rain to some spots and less to others

Sitting atop a deep canyon, Denman Glacier could be a weak point in the Antarctic Ice Sheet

The likelihood of extreme events today is being underestimated, new research suggests

Ocean plastic gets covered with algae and other marine organisms, making it smell delicious to sea turtles—with potentially deadly results.

Herds of reindeer or other species could help pack down snows to protect permafrost

The growth layers in a 70-million-year-old clam shell indicate that a year back then had more than 370 days, with each day being only about 23.5 hours.

As oceans heat up, the ubiquitous noise of snapping shrimp should increase, posing issues for other species and human seagoing ventures.

In an example of how sea noise can harm species, exposed shore crabs changed camouflaging color sluggishly and were slower to flee from simulated predators.

Emmy and Peabody Award–winning science writer, producer and director Ann Druyan talks about Cosmos: Possible Worlds, the next installment of the Cosmos series.

As the region warms, ignorance about creatures ranging from plankton to whales leaves them vulnerable to human activities

Such an extreme fire season is at least 30 percent more likely because of global warming, a new analysis finds

Studies on very old vegetation in the Amazon basin show active management hundreds of years ago on species such as Brazil nut and cocoa trees.