It’s not just a modern problem. Airborne toxins are so pernicious that they may have shaped human evolution.
Tag: Evolution (Biology)
How Did Plants Conquer Land? These Humble Algae Hold Clues
Two algal species share important genes with all modern land plants, a new analysis finds.
Fossils Are Filling Out the Human Family Tree
The more fossils we find, the more we learn that many kinds of humans have lived on Earth.
Trilobites: How the Icefish Got Its Transparent Blood and See-Through Skull
Research shows how the Antarctic blackfin icefish differs from its close relatives on the genetic level.
Basics: The Earth’s Shell Has Cracked, and We’re Drifting on the Pieces
Plate tectonics helped make our planet stable and habitable. But the slow shifting of continents is still a mysterious process.
Matter: Narrower Skulls, Oblong Brains: How Neanderthal DNA Still Shapes Us
Two genes inherited from our evolutionary cousins may affect skull shape and brain size even today. What that means for human behavior is a mystery.