The Dinosaur-Killing Asteroid Birthed Today's Rainforests

The Dinosaur-Killing Asteroid Birthed Today's Rainforests

“It took us a long time to gather enough data that we could have a clear picture of what was going on during the extinction,” Carvalho told Ars. While the study deals with Colombian fossils, Carvalho said the researchers can get a fair idea of what happened in rainforests elsewhere in Central and South America, though the effects of the asteroid's impact are somewhat variable from region to region.

In Colombia, Saving the Rivers that Remain

In Colombia, Saving the Rivers that Remain

In the Magdalena basin itself, some of its tributaries could transport us to those forested landscapes crossed by a river of crystal-clear water, such as the Samaná Norte River, or the Otún River, to name the closest ones, which also have unique ecological value.

The Weasel on the Toilet & Other Weird Species Discoveries

The Weasel on the Toilet & Other Weird Species Discoveries

Photo © Juan Manuel de Roux / iNaturalist Sometimes, new species are found after years of dedicated fieldwork.Named Macrobiotus shonaicus , the species is the 168th type of tardigrade ever discovered.