The rubber universe
Issue 375 | Page 40 | Published Jan 2020
Description
A simple hands-on activity to illustrate Hubble's law
More from this issue
Iodine in thyroid function and how simple organification of an amino acid produces these essential hormones.
The importance of molecular oxygen, atomic oxygen, ozone and the hydroxyl radical in the Earth's atmosphere.
There is no suitable substitute for molecular nitrogen in the atmosphere, which emphasises its necessity for life.