heat

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…

7 years ago

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…

7 years ago

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…

7 years ago

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.…

8 years ago

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…

9 years ago

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…

10 years ago

What is Entropy?

Perhaps there's no better way to understand entropy than to grasp the second law of thermodynamics, and vice versa. This…

14 years ago