Science in the Skies: Studying Clouds with CitSci

Posted on Categories Discover Magazine

By Sharman Apt Russell  The lazy days of summer are perfect for kicking back and watching the clouds float by. Why not contribute to citizen science from the comfort of your hammock with this cloud-observing project from NASA? Help NASA understand clouds by reporting your observations with the citizen science project S’Cool  Clouds are so democratic. You don’t need to be rich or famous or smart or athletic to enjoy th ...read more

How To Suppress Appetite With A Single Hormone

Posted on Categories Discover Magazine

Experiments on a neural circuit hidden within a mysterious part of the brain may have revealed new ways to control hunger, a new study finds. Given the vital role that food plays in survival, it's not surprising that scientists have previously discovered many brain regions linked with eating. For example, hunger can trigger the release of the hormone ghrelin, which can in turn trigger neurons that stimulate feeding. However, so far efforts to control feeding and unhealthy eating behavi ...read more

Is Volcanic Activity Increasing Across the Globe? No, But Your Brain Thinks So.

Posted on Categories Discover Magazine

Since high profile eruptions like the ones at Kīlauea or Fuego, those of us in the volcanosphere get a lot of emails/tweet/questions that ask a very similar question: Is volcanic activity increasing? In fact, many times the question isn't even if it is increasing but why it is increasing, accepting without question the notion that we are experiencing more volcanic eruptions today than in the Earth's past. However, ask a volcanologist (like me) that question, and you'll ge ...read more

Flashback Friday: Scientists analyzed orgasms in the 50 most-viewed videos on PornHub. Here’s what they found.

Posted on Categories Discover Magazine

It’s probably no surprise to anyone that watching pornography can give unrealistic expectations of what sex is really like. But how skewed is this representation? These heroic scientists took it upon themselves to find out. To do so, they watched the top 50 most-viewed videos on PornHub, and recorded “the frequency of male and female orgasm, orgasm-inducing sex acts (and whether activity inducing female orgasms included some form of clitoral stimulation), an ...read more

The Lingering Mystery Of Why Humans – And Dogs – Yawn

Posted on Categories Discover Magazine

A version of this article originally appeared on The Conversation. You know the feeling. It’s impossible to resist. You just need to yawn. A yawn consists of an extended gaping of the mouth followed by a more rapid closure. In mammals and birds, a long intake of breath and shorter exhale follows the gaping of the mouth, but in other species such as fish, amphibians and snakes there is no intake of breath. But what’s behind a yawn, why does it occur? In ...read more