Add Yahoo as a preferred source to see more of our stories on Google. The first step on the moon was one of humanity's most exciting accomplishments. Now scientists are planning return trips – and ...

Dr. Zahida Sultanova works for the University of East Anglia and is funded by the Leverhulme Trust. She is a member of European Society of Evolutionary Biology (ESEB) and Ecology and Evolutionary ...

Outside Earth's protection, space travellers will be routinely exposed. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This article was ...