The universe is not spinning or stretched in any particular direction, according to the most stringent test yet.
A key glacier in Antarctica is breaking apart from the inside out, suggesting that the ocean is weakening ice on the edges of the continent.
Using a new satellite-based method, scientists at NASA, Environment and Climate Change Canada, and two universities have located 39 unreported and major human-made sources of toxic sulfur dioxide emissions.
China's launch of the first quantum satellite Tuesday will push forward efforts to develop the ability to send communications that can't be penetrated by hackers, experts said.
SpaceX successfully landed a reusable Falcon 9 rocket on a floating drone ship at sea early Sunday after the vehicle had sent a Japanese communications satellite into orbit.
An international team led by researchers from Tohoku University has found an extremely faint dwarf satellite galaxy of the Milky Way. The team's discovery is part of the ongoing Subaru Strategic Survey using Hyper Suprime-Cam. ...
Australia will adjust its latitude and longitude, a government science body says, to put the vast country into alignment with global navigation satellite systems.
Where did the two natural satellites of Mars, Phobos and Deimos, come from? For a long time, their shape suggested that they were asteroids captured by Mars. However, the shape and course of their orbits contradict this hypothesis. ...
The most advanced weather satellite ever built rocketed into space Saturday night, part of an $11 billion effort to revolutionize forecasting and save lives.
Researchers have created a 3D printed cosmic microwave background - a map of the oldest light in the universe - and provided the files for download.