Oct 21st, 2008 |
By mooeypoo |
Category: Astronomy, Blurbs, Physics
A little while ago, the Israeli Museum in Jerusalem opened an exhibit featuring some of the torn, slightly burned pages of Col. Ilan Ramon’s personal diary from the shuttle Columbia. Ramon was the payload specialist onboard STS-107 (the spaceshuttle “Columbia”) that disintegrated during re-entry from space, killing all 7 crewmembers onboard. The diary survived the [...]
Tags: Astronomy, Col. Ilan Ramon, Columbia, Density, DNA, Earth, energy, Force, friction, Ilan, Israeli, Light, Mass, NASA, process, Ramon, round, shuttle, Space, space age, Speed, STS, surface
Posted in Astronomy, Blurbs, Physics |
5 comments
Aug 19th, 2008 |
By mooeypoo |
Category: Astronomy, Blurbs, Party Trick, Top 10 List
A few months ago I released an experiment video explaining how Eratosthenes calculated the circumference of the Earth using the shadow of sticks. The method was performed almost two millenia ago, and produced quite accurate results (considering the ‘equipment’ used). But it was far from being the only (or first) method to understand our planet’s [...]
Tags: ancient science, Aristotle, Astronomy, bad astronomer, Circumference, controversy, curvature, Earth, Eratosthenes, experiment, factoids, JREF, Mechanics, Moon, NASA, Phil Plait, round, Skepticism, Space, space age, Trigonometry
Posted in Astronomy, Blurbs, Party Trick, Top 10 List |
3 comments
