According to a new study of fossilized leaves of angiosperms (flowering plants excluding conifers) published in the journal PLoS Biology, the massive asteroid impact that wiped out the dinosaurs about 66 million years ago also boosted up fast-growing, deciduous plants. Artistic reconstruction of a post-Chicxulub impact forest. Image credit: Donna Braginetz / Denver Museum of Nature & Science. About 66 million years ago, a 10-km asteroid crashed...
