Can houseplants purify the air in your home?
Research shows that house plants don't make much difference to air quality.
Category Archives: Science
Drones are showing us sharks like never before
Astonishing aerial footage reveals sharks are closer to us than we think – and usually leave us alone.
Orca mothers keep 5-tonne sons out of trouble
Post-menopausal killer whales protect their adult sons from fights, research shows.