Researchers look into the effects of repeated droughts on different kinds of forests.
adaptation
Drought’s one-two punch
Rising temps put desert shrubs in high-efficiency mode
Long-term observations track Mojave Desert plants’ responses to climate change.
Sex, lice and videotape
Biologists drove the divergence of different-sized feather lice from a single population. In four years the evolved lice had trouble mating with each other, a sign of speciation and they caught it on tape.