Hannah Epstein

5 Flips | 1 Magazine | 1 Following | @hannahepstein | Keep up with Hannah Epstein on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Hannah Epstein”

Fish Fluorescence Widespread: 180 Species Found To Glow

Fluorescence is surprisingly common in many different kinds of fish.<p>When ichthyologist John Sparks set out to the Caribbean island of Little Cayman in 2011 with colleagues, the plan was to study fluorescence in corals. But a little green eel happened to pass by one of the cameras. When the …

When Big Carnivores Go Down, Even Vegetarians Take The Hit

<b>Listen · 3:13</b><p><b>Toggle more options</b><p><b>Download</b>• <b><br>Transcript</b><p>Big, fierce animals — lions and tigers and bears, for example — are relatively scarce in nature. That's normal, because if you have too many, they'll eat themselves out of prey.<p>But top predators are now so rare that many are in danger of …

Giant trees from Australasia once grew in Argentina

52 million years ago, giant coniferous evergreen trees called <i>Agathis</i> thrived in part of Argentina, where paleobotanists have found numerous …

South America

Meet 'Toothless' the 3D dragon

Scientists in Australia oblige a seven-year-old girl who wrote to them asking for a dragon<p>Australia's national science agency has issued a rare apology to a seven-year-old girl for not being able to make her a fire-breathing dragon, only a 3D printed toy, blaming a lack of research into the …

Starfish Can See!

If you were a starfish, you'd have eyes on the ends of your legs.<p>The phrase "seeing stars" has a whole new connotation: Research suggests that sea stars, a type of five-legged starfish that usually appears blue in color, can see images with the tiny compound eyes at the ends of their legs. The eyes …