Category Physics and astrophysics

284.2 Snippet_Free fall time from orbit (formula)

A long way down.

Read More

284.1 Snippet_What is time?

Ponderous.

Read More

284. Dear Cheap Astronomy – Episode 64

In the gutter, looking up at the stars.

Transcript.

Read More

283.4 Snippet_Massive gravity

Heavy stuff.

Read More

283.1 Snippet_Vacuum energy

It’s nothing.

Read More