From the daily newsletter: a doctor goes to Mars. Plus: investigating celebrity yearbooks; Merve Emre on friendship books; ...

NASA's Perseverance rover has been busy gathering bits of Mars — rock cores the size of chalk sticks, clusters of broken fragments no bigger than pencil erasers, and even grains of dust fine enough to ...

NASA still views the moon as a stepping stone to Mars, even though Elon Musk has dismissed Earth's nearest neighbor as "a ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

Previous research has shown that treadmill running may help slow cartilage breakdown in rodents. The new Johns Hopkins study ...

In a particularly heartwarming moment during the conversation, Yuwu told Joanne: "I hope to become a better version of myself, to give you a better marriage and a better life." Joanne had earlier ...

It arrived at Mars in August 2012 and has been exploring the region around Gale Crater ever since. The main objective of Curiosity is to investigate the climate and geology and to assess if they could ...

Disabilities activist and journalist Joanne O'Riordan has been campaigning ... It’s miserable having to live your life in fear. Fearful that the the plug could be pulled on my care if it was ...

President Donald Trump made a bold promise to America minutes after taking the Oath of Office: pledging that an American flag would be planted on Mars. "The United States will once again consider ...

And then there is life on the surface of Mars itself. It's a hostile place, lacking the protection of Earth. Astronauts would need to shelter from radiation, deal with the dust, and make sure the flag ...

The company has successfully trialed a nuclear fuel that could one day drastically cut down the travel time to Mars and beyond. The tests showed the fuel can withstand the harsh conditions of a ...

And when Trump, in his first speech, declared that the US would "launch American astronauts to plant the Stars and Stripes on the planet Mars," the camera quickly shifted to Musk, who flashed a wide ...