FROM Sean Gulick
New Dig May Solve What Killed the Dinosaurs Later this month, a new drilling rig will be set up in the Gulf of Mexico, but it won't be probing for oil. It'll be looking to understand one of the great events that have affected life on this planet. Photo: Thomas Vandenberghe The Chicxulub Crater was created when a very large asteroid hit the Earth some 66 million years ago. It's now underwater in the Gulf of Mexico. Later this month, researchers from the US and the United Kingdom will be taking core samples of rock beneath the surface, hoping to learn more about the event that's thought to have killed off the dinosaurs. University of Texas geophysicist Sean Gulick is co-chief scientist for the project .
Replacing Obamacare: Now you see it… now you don’t As the Senate deliberates replacing Obmacare, health coverage for millions of people is at stake. There've been no public hearings, and a draft measure won't be made public. Is the House version so unpopular that that Senate is hiding a version that looks much the same?
Who's to blame for the opioid crisis? Some of the lawyers who took on Big Tobacco are now going after Big Pharma. It’s all about the deadly epidemic of opioid use. Are the drug companies to blame? What about the users? Later, on today’s Talking Point: making sense of Britain’s upset election.