Ramon’s personal diary fell close to 37 miles (almost 60 km) through the extreme conditions of re-entry. Unlike its human owner, it has survived the process and is now being restored and presented to the public in the Israeli Museum in Jerusalem.
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 [...]
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john michael balaba: ’saefgn’aperiog afb]adpfobh sa[dofj sz[dfpj s][dfojh adfoj a[erjo a[dofj...john michael balaba: plsss i want new physics tricks 4 my project im tired to experiment i am not a true...
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