LifeBloodsuckers fed on dinosaurs 130 million years ago Insect fossils reveal that bugs have been feeding on blood since the early Cretaceous 51¶¯Âþ
LifeDid dark matter kill the dinosaurs? Maybe… The link between the most mysterious stuff in the universe and fatal comet strikes on Earth is tenuous – but it would elegantly connect two open questions 51¶¯Âþ