Plumes seen reaching high above the surface of Mars are causing a stir among scientists studying the atmosphere on the Red Planet.
SpaceX counted on better flying weather Wednesday as it geared up for the third time to launch a deep-space observatory, but canceled a radical rocket-landing test because of rough seas.
The global heat streak of the 21st century can be explained with statistics that defy astronomical odds.
Some people might argue that the greatest moral challenge of our time is serious enough to justify deliberately tampering with our climate to stave off the damaging effects of global warming.
Approximately every 11 years, the sun undergoes a complete personality change from quiet and calm to violently active. The height of the sun's activity, known as solar maximum, is a time of numerous sunspots, punctuated with ...
Was Mars—now a cold, dry place—once a warm, wet planet that sustained life? And if so, how long has it been cold and dry?
After several weather delays, NASA will try to launch a "flying saucer" into Earth's atmosphere Saturday to test technology that could be used to land on Mars.
When we boil a kettle, we observe what scientists call a phase transition: the water changes from being a liquid to a gas as water becomes less dense. One litre of water boils to give about 1,000 litres of steam at atmospheric ...
New research, published this week, has provided scientists with greater insight into the climatic changes happening in the upper atmosphere. Scientists found that changes in the Earth's magnetic field are more relevant for ...
The European Space Agency says one of its research satellites that had run out of fuel caused no known damage after re-entering the Earth's atmosphere.