Wow! Astrophotographer spots spacewalking astronauts from the ground (photo)

GMO space lettuce could save astronauts’ bones. Researchers tweaked the plant’s genome so it produces parathyroid hormone (PTH), which stimulates bone growth and is already used in an FDA-approved drug. The work is a first step toward using plants to make all sorts of pharmaceuticals for astronauts.

Why does NASA let male astronauts stay in space longer than females?

This Week @NASA: Landing Artemis Astronauts on the Moon, Space Station Upgrade Work