The almost daily blog of Sam.
Go ahead. Make my day.
Yo-Yo tricks in zero gravity with NASA’s Don Pettit.
Nice video explanation of how astronomers measure the size of the universe.
The perfect present for my little cousins. Backed.
Dr Neil deGrasse Tyson’s most astounding fact.
Quantum levitation. Whaaaat?! There’s also a more in-depth look demonstrating double levitation and explaining some of the physics.
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