Hummingbirds' ability to accelerate and turn diminishes at high altitudes, but it isn't a lack of oxygen to the body that limits the birds' performance—it's physics.
3 hours ago in Plants & Animals
Plants know when to grow faster to stay ahead of the competition based on the colour of the light that reaches them. This process works even when the competition is still far away. But the plants work even harder as the danger ...
Nov 28, 2016 in Biotechnology