You are browsing the archive for 2014 March 16.
16 March 2014
Paris just cut the vehicles on Monday’s roads by half in an effort to improve the air quality over the Capital. It also has made all mass transit free, and the BBC has further details here. Motorcycles (most of who have rather dirty engines) are also included. The reason for the bad smog is a temperature inversion, and you have likely heard this before, but I want to explain WHY …
Tonight’s episode talks about the past great extinctions, life, and natural selection. In other words the things that simple molecules can do in 13,000 million years.