EarthHunting for Mars-like life a kilometre below Earth’s surface Kate Ravilious takes an 8-minute lift ride to an underground lab in Yorkshire, UK, doing research that could help NASA's Mars 2020 rover mission find life 51¶¯Âþ
LifeThis deep-sea creature could be the world's oldest living animal We use them to lather and exfoliate while bathing, but the largest of these marine animals wouldn't fit in a bathtub - or even a Jacuzzi 51¶¯Âþ