Scientists say the source for this "Marsquake" could either be movement in a crack inside the planet or the shaking from a meteorite impact.
NASA's Mars Helicopter has successfully completed a series of tests and is ready to take flight over the Red Planet, the US space agency said. "The next time we fly, we fly on Mars," MiMi Aung, Project Manager for Mars Helicopter at NASA's Jet Propulsion Laboratory in Pasadena, California, said in a statement.
The prolonged bed rest is part of the "Artificial Gravity Bed Rest" Study that launched this week into the effects of weightlessness on the human body.
NASA astronaut Christina Koch is going to have her mission on the International Space Station (ISS) extended to nearly 11 months, which would set a record for the longest spaceflight by a woman, the US space agency said Wednesday.
Skies over the seaside town were lit up repeatedly during a storm that spread across large parts of the South East and saw over 40mm of rain fall in some places.
At least three people were killed and several others injured when two trains collided in Pakistan's southern Sindh province on Thursday, officials said.
Xi is the first Chinese president to visit North Korea in 14 years, after relations between the Cold War era allies deteriorated over Pyongyang's nuclear provocations and Beijing's subsequent backing of UN sanctions.