Bert Ehrmann
Dangerous Universe has been Bert’s web playground since 1998 when personal web sites were a rarity rather than the norm.
Related Posts
Scientists Ask: “Will Jupiter’s Gravity Throw the Solar System Into Chaos”?
Scientists Ask: "Will Jupiter's Gravity Throw the Solar System Into Chaos"?…
How to Nuke a Submarine: 1955’s Operation Wigwam tested an atomic depth charge
How to Nuke a Submarine: 1955's Operation Wigwam tested an atomic depth charge…