LifeElephants may remember the smell of a relative's dung for 12 years African elephants in captivity reacted to the smell of relatives they had not seen for years by flapping their ears and making rumbling sounds News
LifeSea life recovered from Permian mass extinction faster than we thought A diverse set of fossils from China shows that a complex marine ecosystem existed 251 million years ago, shortly after a mass extinction wiped out most complex life on Earth News