› added 7 years ago

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TIL facing rising unprovoked shark attacks, Australia is deploying shark detecting drones above its busiest beaches. Software detection rates are 90%, while human accuracy when viewing aerial images is only about 25%.

Read more reuters.com

via ift.tt

rRjny TIL that in late 2013, an 8 year old girl was orphaned after her entire family died because of a batch of old potatoes that her family had let rot in their cellar. Under the right circumstances, potatoes contain a toxin known as Glycoalkaloids, and this was released in gas form as they rotted.
B6pL TIL the the longest words you can spell in the English language without repeating a letter are “uncopyrightable” and “dermatoglyphics”, both coming in at 15 letters.
vPBxL TIL that, why do dogs spin around before they poop? Dogs' pre-poop spin actually have something to do with calibrating themselves in relation to the Earth’s magnetic field, or at least trying to.
LQDnp TIL that basketball star Magic Johnson claims that he invented the "high five" while at college in the 1970s.
d1yQ TIL that the refrain “when one door closes, another opens" is actually an Alexander Graham Bell quote which he followed by saying “but we so often look so long and so regretfully upon the closed door, that we do not see the ones which open for us.”