› added 11 years ago

305

TIL that 4 billion years ago Mars looked a lot like Earth.

Read more nasa.gov

via reddit.com

woPO1 TIL that squids and octopuses don't have blind spots
KWKB TIL of “Judas wolves”, wolves that are trapped and radio-collared so that hunters can track them back to their packs and kill their entire families
b98ap TIL that lemons contain more sugar than strawberries. On average, a lemon contains 70% of sugar while a strawberry contains only 40% of sugar. The citric acid (3-6%) dominate the saccharine levels in lemons, resulting in the sour taste and tanginess.
78P5L TIL apparently all or most fish are soniferous and a group at the University of Victoria has begun compiling a recorded database of fish sounds from various species. The link goes to the toadfish's sounds.
9wOP7 TIL the Luddites were not anti-technology. They were highly-skilled laborers who protested wage reduction and job replacement due to automation.