An amature astronomer spotted a near Earth object and alerted authorities only to realize it was Elon Musk's Tesla Roadster that he launched into orbit in 2018.

Outside of a spacesuit, the human body is exposed to extreme temperatures, zero pressure and a vacuum that sucks the air out of your lungs.

Selenium (Se) is an essential trace element for human health, but selenium deficiency is widespread worldwide. In this study, we investigated the effects of selenium uptake, grain morphology, and ...