Browsing: Lens_biology

How the story of the dinosaurs’ demise was uncovered.

Traveling induced jet lag isn’t the only thing that causes untimely fatigue. Ignoring your biological rhythms can lead to chronic exhaustion, too, something that feels so much like jet lag that Till Roenneberg and his team, at Ludwig-Maximilian University, in Munich, Germany, coined the term “social jet lag” in 2006. It occurs when there’s a […]

Eduard Egarter-Vigl (L) and Albert Zink (R) taking a sample from the Iceman in November 2010.EURAC/Marion Lafogler In 1991, two German tourists walking an Alpine ridge, between Austria and Italy, stumbled across something shocking: a yellowed but well preserved human body, partially frozen embedded in a glacier. Initially, they believed it to be the remains […]

Tim Melling/Getty Images The Arctic they grew up in is unrecognizable, but bowhead whales are oddly calm. They appear to be unexpectedly benefitting from the warmer, less icy climate that has emerged over the past decade. Last month, it was announced that the Arctic in 2015 reached the warmest temperatures ever observed, and that it is warming twice as […]

Welcome to sMars: Christiane Heinicke stands on a hillside southwest of the dome. The solar array that powers the habitat is to her right. To her left are the backup hydrogen fuel cells and the solar water heater.Photograph by Christiane Heinicke/Sheyna Gifford, 2015 For 6 crewmembers who have supposedly traveled 150 million miles—and were, beforehand, […]

Bill Clark/Getty Images Rick Grimes is cornered. A walker shuffles toward him, thoughtless yet eager for flesh. Sweat drips through Grimes’ thick beard, grown in the hundreds of fearful days and nights since the dead started to roam the earth. He quickly reaches for his knife—a weapon he never used in his days as a […]

Hill Street Studios/Getty Images When children grow up in poverty, their brains can take a different shape. That’s one of the stark and uncomfortable findings from the lab of Kimberly Noble, a pediatrician and cognitive neuroscientist at Teachers College, Columbia University. Noble has used MRI scans to study the brains of children and found that […]

In the fight against insects, plants have evolved an arsenal of ingenious chemical defenses.

How online fear feeds political smear campaigns, stock market rumors, and ISIS propaganda.