A dozen formations were recently added to the International Cloud Atlas, the official compendium of all things cloud. Cloud Appreciation Society founder Gavin Pretor-Pinney introduces us to them and to the wild and wonderful world above our heads.

Neuroscientist Robert Sapolsky shows us the surprising ways that our brains get mixed up between the physical and metaphorical — and how this can pit us against each other.

The neutrino has been called “the ghost particle,” due to its otherworldly ability to pass through solid objects, including you and me. Researchers in Antarctica are trying to catch them, hoping they might reveal the most energetic areas of the universe.

Researchers are finding that your mental patterns could be harming your telomeres — essential parts of the cell’s DNA — and affecting your life and health. Nobel-winning scientist Elizabeth Blackburn and health psychologist Elissa Epel explain.

We wouldn’t have chocolate without flies, and seven other reasons to respect and protect these bugs that bug us, from entomologist Bryan Lessard.

NASA has a plan to combat rogue interstellar objects — and even a Planetary Defense Officer. Asteroid hunter, space scientist and writer Carrie Nugent reveals the array of tactics, from the tested to the far-out.

A synthetic biologist has created artificial cells that can “talk” to natural cells — but are they really alive?