materials science Astronaut blood and piss are key ingredients in new cosmic concrete for construction in outer space David Pescovitz
astronomy Étienne Trouvelot's 19th century astronomical drawings compared to NASA photos Rob Beschizza
astromycology Shrooms in space: fungi as extraterrestrial building materials, fertilizer, and, yep, to get astronauts high David Pescovitz
astronomy What was the mystery object in space that blocked the light of a star for more than six months? David Pescovitz
models In 1949, the British Interplanetary Society designed a far-out spacesuit. Recently, a museum had it made for real. David Pescovitz
Mars Mars helicopter Ingenuity snapped a fantastic aerial photo of the Perseverance rover David Pescovitz