InSight Mars lander gets a power boost

The team behind NASA's InSight Mars lander has come up with an innovative way to boost the spacecraft's energy at a time when its power levels have been falling. The lander's robotic arm trickled sand near one solar panel, ...

Minding the gaps in international migration data

Around 281 million people, or 3.6 % of the world's population, currently live outside their country of birth. Whether driven by armed conflict, poverty, human rights abuses, political repression, or economic and educational ...

Coral fights back against crown of thorns starfish

Coral can fight back against attacking juvenile crown of thorns starfish—using stinging cells to injure and even kill, showing that coral are not as passive as people may think.

Old SpaceX capsule delivers new crew to space station

A recycled SpaceX capsule carrying four astronauts arrived at the International Space Station on Saturday, the third high-flying taxi ride in less than a year for Elon Musk's company.

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