Over decades of studying the oceans' fishes, some species have been found to have partial warmbloodedness. But scientists say the opah, or moonfish, circulates heated blood — and puts it to a competitive advantage.
In 2002, NASA released dramatic images that showed a portion of Antarctica's Larsen B ice shelf collapse and disappear. Now, the space agency says what's left of the massive feature will be gone before the end of the decade.
Flowering meat that unfolds when plopped into hot broth, beef "yarn" that can be knitted directly onto your plate and fried nuggets made from the extinct dodo bird are just a few of the menu options at the Bistro In Vitro.
Eighteen years ago, Dean Karlan was a fresh, bright-eyed graduate student in economics at the Massachusetts Institute of Technology. He wanted to answer what seemed like a simple question:
"Does global aid work?" Karlan says.
He was reading a bunch of studies on the topic. But none of them actually answered the question. "We were tearing our hair out reading these papers because it was frustrating," he says. "[We] never really felt like the papers were really satisfactory."