heat
A New Way to Survive the Harsh Lunar Night
The Moon is a tough place to survive, and not just for humans. The wild temperature extremes between day and…
JWST Scans an Ultra-Hot Jupiter’s Atmosphere
When astronomers discovered WASP-18b in 2009, they uncovered one of the most unusual planets ever found. It's ten times as…
Astronomy Cast Ep. 398 – Seeing Things: Emitting, Reflecting, Ionizing Light Sources
Astronomers gather electromagnetic radiation with the telescopes: mostly visible light. But sometimes they've got to be clever about where they…
What are the Earth’s Layers?
There is more to the Earth than what we can see on the surface. In fact, if you were able…
Astronomy Cast Ep. 391: Entropy
Have you ever been doing thermodynamics in a closed system and noticed that there’s a finite number of ways that…
How Do Black Holes Evaporate?
Nothing lasts forever, not even black holes. According to Stephen Hawking, black holes will evaporate over vast periods of time.…
How Many Ways Can the Sun Kill You?
The Sun has a Swiss army knife of ways it can do you in, from radiation to solar flares. And…
A Heat Wave So Big You Can See It From Space
Hot enough for ya? If you live anywhere on the eastern half of the United States (like me) you've probably…
What is Entropy?
Perhaps there's no better way to understand entropy than to grasp the second law of thermodynamics, and vice versa. This…