I really like this quote: “magnetic reconnection—sometimes called the Universe’s favorite way of making things…

I really like this quote: “magnetic reconnection—sometimes called the Universe’s favorite way of making things…

This animation is cool because it demonstrates the light collection power of ultra-large modern professional…

This animation is cool because it demonstrates the light collection power of ultra-large modern professional…

The last time I posted about the fragility of the wheels of Mars rovers, a lot of you commented.

The last time I posted about the fragility of the wheels of Mars rovers, a lot of you commented.