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todayilearned

Jul 22, 2020

TIL ecologist Suzanne Simard discovered that trees use underground fungi networks to communicate and share resources, uprooting the idea that nature constantly competes for survival.

biology earth science ecology environment trees

todayilearned

Jun 24, 2020

TIL that sperm whales can vocalize at 230 decibels, which is about 100 decibels more than a jet engine (from 100 feet away). The sound is so loud that, if close enough, it can paralyze or even kill a human by vibrating their body to death.

biology conservation whales

todayilearned

Jun 14, 2020

TIL that Ozzy Osborne had his genome sequenced to better understand how he's still alive after years of hard drug and alcohol abuse.

biology black sabbath culture genetics metal music ozzy osbourne pop and rock science

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

Jun 10, 2020

TIL Dueling Dino fossil that shows a Triceratops and juvenile T rex battling to death hasn't been available to paleontologists for 13 years after its discovery because of a legal battle between the landowners and the excavation team.

biology dinosaurs fossils montana science us news

todayilearned

May 31, 2020

TIL of the Montana Dueling Dinosaurs, an incredibly well-preserved fossil of a Tyrannosaurus and a Triceratops locked in combat. Despite the important nature of the fossil, it remains obscure due to a land rights controversy preventing it from being studied, cleaned up and/or put on display.

biology dinosaurs fossils montana science us news

todayilearned

Apr 22, 2020

Today I learned that trees are able to communicate with other trees through chemical, hormonal and slow-pulsing electrical signals, and can communicate through the air with pheromones and other scents. They will also help other struggling trees by sending them nutrients through their roots.

biology earth science ecology environment trees

todayilearned

Apr 22, 2020

TIL: If you gently press the bottom right corner of your eyeball through the eyelid, you see a little dark spot in the top left of your vision. This is because we see the world upside down, but our brain translate it so it looks right side up to us.

biology science uk

todayilearned

Apr 17, 2020

TIL In Jurassic park (1993), the insect trapped in amber and which made the cloning of dinosaur possible was actually elephant mosquito. It's the only mosquito that doesn't suck blood, so cloning wasn't actually possible.

biology insects jurassic park mosquito movies science

todayilearned

Mar 11, 2020

TIL Catherine O'Hara, Donny Osmond, and Enrique Iglesias were all born with situs inversus, meaning their internal organs are all in the mirror-opposite place of where they should be

biology health human biology science

todayilearned

Mar 03, 2020

TIL The last mammoths died around 3,600 years ago, when the great pyramids of Giza were already 1,000 years old

archaeology biology extinction io9 mammoth megafauna paleontology sci science top woolly mammoth wrangel island

todayilearned

Feb 27, 2020

TIL that a new microbe called a hemimastigote was found in Nova Scotia. The Hemimastix kukwesjijk is not a plant, animal, fungus, or protozoa — it constitutes an entirely new kingdom.

abstractions blog alastair simpson animals archaea asgard archaea bacteria biology birds dalhousie university domains eukaryotes fabien burki fishes flagella fungi genomes genomics gordon lax hemimastigotes insects kingdoms laura eme lineages mammals metagenomics microbiologist microbiology nova scotia photosynthesis phylogenetics phylogeny phylums plants protistologists protists reptiles single-cell transcriptomics soil starfish supergroups supra-kingdoms sweden taxonomy tree of life uppsala university yana eglit

todayilearned

Feb 16, 2020

TIL researchers found a mother dolphin who adopted a young melon-headed whale; the dolphin mother nursed the whale who often pushed his "adoptive sister" away from the mother. The whale took on bottlenose behaviors such as surfing, jumping, & socializing with other young males.

biology dolphins mammals reproduction whales

todayilearned

Jan 12, 2020

TIL that farm raised ostriches are attracted to humans and a scientific study found that “70% of the ostriches reliably hit on the humans when they were around,” and they would solicit sex “more than twice as often when the humans were nearby.”

animal behavior biology courtship behavior io9 mating ostrich farm ostriches sci scicurious science zoology

todayilearned

Dec 12, 2019

TIL because of the vastness of the deep ocean, when a male and female anglerfish mate their bodies fuse into one. The male's now useless body parts like eyes and fins wither away. He spends the rest of his life attached to her like a parasite, taking food and providing her with babies.

animal behavior animal communication animals biology history science

todayilearned

Nov 23, 2019

TIL smoking is more likely to cause bladder cancer than lung cancer and that is due to all toxins ending up down there before being flushed down the toilet.

advances biological biological science biology biomedical bladder cancer cigarette discoveries discovery gender health health news highlights jama journal of the american medical association medical medical findings medical information medical research findings medical research news medical research update men neal freedman news nih nih-aarp diet and health study rates research research advances research column research discoveries research findings research highlights research news research update risk smoker smoking study update updates women

todayilearned

Nov 03, 2019

TIL that bees make a "whoop/oop" sound when they bump into one another.

animal bee biology communication honeybee insect signal surprise vibration

todayilearned

Oct 23, 2019

TIL a study of Holocaust survivors found that they passed their trauma on to their children. Their children were found to have an increased likelihood of stress disorders when compared to Jewish families who were living outside of Europe during WWII.

biology genetics health psychiatry science

todayilearned

Oct 21, 2019

TIL about the emerald wasp. The wasp uses a special venom to prey on cockroaches. Once stung, the cockroach looses its free will and is led by the wasp to its burrow, where it will be buried and eaten alive by the wasp's larvae.

biology cockroaches insects venom wasps zombies

todayilearned

Oct 19, 2019

TIL Not everyone can hear a low, rumbling, 'windy' sound between their ears when they shut their eyes really hard. This sound is caused by a muscle in the ear that only some people can contract voluntarily.

animation biology curiosity malleus bone rumbling sound in ear science tensor tympani tensor tympani and stapedius tensor tympani muscle tensor tympani muscle sound tensor tympani muscle voluntary control voluntary tensor tympani

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