Lightning can heat the surrounding air to as hot as 30,000K, five times hotter than the surface of the Sun. The super heated air cools and its rapid contraction and expansion is what causes thunder
[source: https://t.co/ch7t7I0AR2]
[📹 Vibhuti Bandekar]
No one, presently, sees the Moon rotate like this. That's because it's tidally locked to the Earth, showing us only one side
But thanks to the Lunar Reconnaissance Orbiter, this virtual rotation movie has been composed
[source: https://t.co/bFHEKWsQz3]
For the past decade, Simon Beck has been decorating the Alps with his stunning mathematical drawings, created by running in snowshoes across freshly laid snow
[read more: https://t.co/2R23ExtNFX]
[video by Golem13: https://t.co/LzClkl62pJ]
Kaplamino uses chain reaction tricks with marbles, dominoes, and random everyday objets. This is a qite impressive marble path
[source, tricks explanation: https://t.co/4JvTWf2JCS]
This simple gif by Jakub Nowosad shows the effect of the Mercator projection on the real size of continents and countries on a planisphere
[source, read more: https://t.co/LKm3bsQfIe]
That moment you get sucked by a wave over the falls: Ben Thouard caught that moment with water photographer Krystle Wright
[source, full story: https://t.co/sPtrvaK80W]