A blast of Arctic air known as a Polar Vortex has descended on the Midwest, bringing the coldest temperatures in a generation, if not on record.
The strength of our planet's magnetic field was 10 times lower than it is today.
The app shows which news sites are credible and which need to be proceeded with caution.
The rover hasn't communicated with NASA since last summer.
SpaceX founder and CEO Elon Musk said if the launch goes well, NASA astronauts would be heading to space this summer.
Researchers asked javelin athletes to try out replicas of 300,000-year-old weapons.
The results could have important implications for understanding when humans and other great apes diverged in evolutionary terms.
The record-breaking hole is the deepest ever drilled using hot water.
Scientists found the crushed but complete skull, upper thorax, forearms and hands of an individual that lived 60,000 to 90,000 years ago.
From the first moon landings to vertigo-inducing space walks and high-resolution images of deserts, glaciers and cities on our planet.
A panorama photograph of British World War Two military motorbikes deep inside a shipwreck in the Red Sea sees German photographer Tobias Friedrich named Underwater Photographer of the Year 2018. Friedrich's photograph beat more than 5,000 entries by underwater photographers from around the world.
Sprint outages have been reported across the U.S.
Boeing's Starliner is being developed as part of NASA's Commercial Crew Program to take astronauts into low-Earth orbit.
Cahokia, with its 30m Monk's Mound pyramid, was a cultural hub for 250 years—before its peoples vanished.
Many people around the world conflate "weather" and "climate."