Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

When heated with a burst of laser light, hydrogen bonds between water molecules shorten briefly. The work sheds new light on the structure of water. (Greg Stewart/SLAC) Water is the most abundant yet ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

It’s one of those scientific questions that’s so simple, so fundamental, it’s hard to believe we didn’t have an answer—until now: What does water look like when it’s forming? From oceans to puddles, ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A nearby star ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Scientists have detected water molecules on the surface of an ...

Following Tuesday's column on weather misconceptions, a number of people asked how dry air can be heavier than humid air. The answer involves the chemical makeup of the molecules. Water vapor is H2O, ...

Splitting water molecules takes more energy than calculations suggest, and is a key roadblock to cheap hydrogen fuel production. Now, scientists have discovered why. When you purchase through links on ...

Electrocatalysis, which accelerates chemical reactions driven by an electric potential at a solid–liquid interface, could be a key contributor to a sustainable global economy because it can convert ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Water molecules ...