Mystery of how early animals survived ice age

How did life survive the most severe ice age? A team has found the first direct evidence that glacial meltwater provided a crucial lifeline to eukaryotes during Snowball Earth, when the oceans were cut off from life-giving oxygen, answering a question puzzling scientists for years.

Source: Mystery of how early animals survived ice age: New findings further our understanding of extreme climate change and evolution — ScienceDaily

How Did Plants Conquer Land? These Humble Algae Hold Clues 

If you’ve ever noticed a slimy film of algae on a rock, chances are you didn’t pay it much attention. But some of these overlooked species hold clues to one of the greatest mysteries of evolution, scientists have found: how plants arrived on land.On Thursday, researchers published the genomes of two algae that are among the closest known living relatives of land plants. They already had some of the key genes that plants would need to thrive on dry land.

Source: How Did Plants Conquer Land? These Humble Algae Hold Clues | Portside