New technology gives amputees a hand, a big dam proposal, your dog’s heat sensitive nose, was the Earth once a waterworld, the fight to be the first female astronaut and composting garbage

Published: March 6, 2020, 5:10 a.m.

‘It’s like you have a hand again’ — A major breakthrough in robotic limb technology; Is damming the entire North Sea a realistic way to defend against sea level rise?; Your dog’s cold wet nose may help it ‘see’ in infrared; Ancient ocean crust suggests Earth was once almost entirely covered in water; The tale of the two female pilots who could have been the first women in space; Would leaving compostables in with the garbage help break the garbage down?