Astronauts remain stranded in space due to technical difficulties
Beginner Intermediate Expert
Science & Technology
Wildfire threatens one of California’s endangered species
Beginner Intermediate Expert
Multiple events to celebrate the 55th anniversary of Apollo 11 lunar landing
Beginner Intermediate Expert
Portugal targets 93% renewable electricity by 2030 amidst revised green hydrogen goals
Beginner Intermediate Expert
Ants’ clever ways of surviving challenge traditional views on animal empathy
Beginner Intermediate Expert
Desert moss from Xinjiang may hold key to Mars colonization, study reveals
Beginner Intermediate Expert
Hydrogen sulfide detects on Jupiter-like alien planet, resembling the smell of rotten eggs
Beginner Intermediate Expert
Neanderthal fossil reveals earliest evidence of Down syndrome and compassionate care
©REUTERS/Nikola Solic/File Photo Beginner Intermediate Expert