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todayilearned
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todayilearned
Jun 11, 2020
TIL Great white sharks rarely survive in captivity. Experts suspect being surrounded by glass might either confuse or overload the shark's electroreception system, which is used to sense the electrical signals given off by fish in the open ocean, not necessarily inside a glass box.
biology
news
oceans
shark
todayilearned
May 31, 2020
TIL There’s a newly discovered Pygmy Seahorse Species called Hippocampus Nalu—nalu referring to “here it is” since it was known to locals prior to its scientific discovery
africa
animals
baby animals
cool finds
discoveries
endangered species
new research
oceans
weird animals
todayilearned
Apr 12, 2020
TIL - some Hermit Crabs ( Dardanus Pedunculatus ) will pick a Sea Anemone as a body-guard. The relationship is symbiotic and they’ll be together for life.
anemone
animals
hermit crab
oceans
sea anemones
todayilearned
Mar 19, 2020
TIL the wreckage of the Titanic will likely disappear by 2030 due to forming "rusticles" that will eventually break apart and drift away.
oceans
the titanic
uk news
todayilearned
Jan 25, 2020
TIL Marine Biologist, Edith Widder created a device that mimicked the Atolla Jellyfish's alarm (when threatened the jellyfish will emit a light that signals bigger predators to its location). She placed the device in the deep sea along with a camera. To her surprise a giant squid showed up.
animal
edith widder
exploration
explorer
giant squid
ocean
ocean explorer
oceans
squid
technology
ted talk
ted talks
tedtalk
tedtalks
underwater
todayilearned
Dec 13, 2019
TIL The deepest part of our oceans, the region from below 6000 km to the very bottom of the deepest sea trench, is known as the Hadal zone, named after Hades, the underworld of Greek mythology. More people have been to the moon than have explored the Hadal deep.
engineering
environment
oceans
science
todayilearned
Dec 08, 2019
TIL Great White Sharks Are Completely Terrified of Orcas. A new study shows the apex predators will flee their hunting grounds and won’t return for up to a year when killer whales pass by.
animals
new research
oceans
pacific ocean
seals
sharks
water
whales
todayilearned
Dec 07, 2019
TIL Dolphins are born with mustaches (hair around upper lip). Mustach helps newborn dolphins locate and feel their mother for the first few days of nursing and falls off after a week or so because of a natural depilatory process.
oceans
science
todayilearned
Dec 07, 2019
TIL that Orcas are the supreme predators in the ocean and Great White Sharks are terrified of them
animals
new research
oceans
pacific ocean
seals
sharks
water
whales
todayilearned
Nov 18, 2019
TIL that baby sand tiger sharks devour their siblings in the womb. The largest, usually the earliest, embryo devours the others, until only two dominant embryos are left. Female sand tiger sharks’ mate with multiple males and the babies will then compete in the womb to be born.
evolution
fish
oceans
todayilearned
Aug 12, 2019
TIL that there’s a “dead spot” in the Black Sea where scientists have found ships as old as 1200 years preserved well enough to see chisel marks from original builder.
oceans
shipwrecks
todayilearned
Jul 20, 2019
TIL 91% of plastic isn’t recycled and not because people don’t sort it
garbage
news
oceans
plastic
pollution
recycling
waste
todayilearned
Apr 27, 2019
TIL that the Great Pacific Garbage Patch contains around 80 million kg of floating plastic debris of various size and shape, principally made of Polyethylene and Polypropylene, accumulated in an area 3 times the size of continental France.
extract
intercept
oceans
plastic pollution
prevent
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