
Can ‘cow flu’ be eliminated—or is it too late?
Feeble government response and lack of industry cooperation hamper U.S. control efforts
Accusations sting bee ‘odometer’ studies
Scientists allege irregularities in papers on how honey bees gauge distance
Ancient crystals show plate tectonics began early
Hardy zircons suggest subduction of ocean crust began 4 billion years ago
Stunning 3D chromosomes preserved in thawed mammoths
“New type of fossil” may boost efforts to bring beasts back