April 4, 2017 at 11:30 am
Guy Builds Water Cooled, 72,000 Lumen LED Flashlight and Takes it for a Nighttime Stroll
Samm Sheperd built this awesome water cooled flashlight and went out at night to see how bright it really was
Samm Sheperd built this awesome water cooled flashlight and went out at night to see how bright it really was
Mastering any physical skill takes practice. Annie Bosler and Don Greene explain how practice affects the inner workings of our brains.
They can go without water for decades, survive the hottest and coldest environments on Earth, and can even withstand high levels of radiation
An unbelievable macro timelapse by Francis Chee Films. Elapsed time: 33 hours
With the help of a science lab, Casey Neistat finds that calorie listings on food labels can be highly inaccurate.
Even when you know what’s happening and why, it’s always bewildering to see
In this excerpt from episode 1 of Carl Sagan’s ‘Cosmos’, he explains how the Greek scholar, Eratosthenes, knew the Earth was curved over 2,200 years ago
‘Handle’ stands 6.5 ft tall, travels 9 mph and jumps 4 ft vertically. With only 10 actuated joints, it is far less complex. Wheels are efficient on flat surfaces while legs can go almost anywhere
He believed no two snowflakes were the same
In this fascinating macro timelapse we see hundreds of tiny sweat glands atop the epidermal ridges bead with sweat
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