Warp drive (New Scientist)
Harold White is a NASA scientists working on warp drive. He has quite a way to go, but he's gone from cosmically difficult to merely astronomically difficult.
The four-hour year (New Scientist)
And speaking of speed in space, the Kepler orbital telescope seems to have found a planet that whips around its sun every four hours. (The Kepler telescope is now inoperable, but scientists are still working through all the data it gathered.)
Roadrunners (New Scientist)
Birds learn how fast the traffic is on the roads they frequent. If it's a fast road, they take off sooner when a car approaches. They do this whether the car is actually going fast or not, so they're working on memory, not reacting to the immediate situation.
In a small but interesting research program, researchers found that an enzyme called SAT1 rises in blood concentration as depression gets worse and the risk of suicide rises.
All-male whale chorus (Science)
Among humpback whales, the males sing to the females. In chorus. Presumably, the combined voices can reach farther through the sea to catch female attention. Immature males join in, even though they won't be mating this year. But helps the group cause and the whale boys get to practice for next year.
Trees' carbon limit (BBC)
Trees help reduce the rise of carbon dioxide, but the trees of Europe are slowing down in this, due to deforestation and other human interference.