› added 2 years ago

63

TIL that in 1963 the Australian Army conducted "Operation Blowdown", in which 50 tons of TNT was detonated to simulate the effects of a nuclear weapon on a tropical rainforest.

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X4p8 TIL that a commercial 1989 laptop had a multitasking graphical OS and full office suite, SSD storage and a 60 hour battery life as well as featuring hot-swappable batteries and instant suspend/resume.
LaZd TIL until 40 years ago scientists believed all life and food chains ultimately depended on the sun for energy. The discovery of deep sea vents with whole ecosystems driven solely by chemical energy changed this view. Now it’s thought that life may have actually originated from such systems.
oNRE TIL Minecraft is partnering with UN Habitat to offer kids the chance to design changes they would like to see in their environment.
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