35th Wffc Bih 2015

World Fly Fishing Championship 2019

Tag: stem

Salmon Cannon | Innovation Nation

Salmon Cannon | Innovation Nation

wild salmon live an interesting life they hatch from eggs laid in freshwater rivers migrate downstream to mature in a saltwater ocean for up to five years then swim back upstream sometimes hundreds of miles to find their place of origin to mate or spawn and start the cycle all over again but there’s a […]

Fish “Umbrella” Protects Stem Cells from Sun

Fish “Umbrella” Protects Stem Cells from Sun

This is a zebrafish larva, swimming in the sunlight. These fish use a clever trick to keep certain stem cells safe. Vulnerable stem cells inside fish kidneys produce blood cells. HHMI Invesetigator Leonard Zon’s team found cells called melanocytes on top of the kidney. These darkly pigmented cells shade the stem cells from the sun’s […]

Bringing Fish Up from the Deep | Engineering Is

Bringing Fish Up from the Deep | Engineering Is

One of the most interesting parts of the ocean for me is this area that we call the twilight zone which is this narrowband of the ocean between about 200 and 500 feet the below the surface of the water. It’s mysterious It’s unknown. It’s sort of enchanting and captivating but also it’s an area […]

Science Spotlight: Fish, Swim Bladders and Boyle’s Law

Science Spotlight: Fish, Swim Bladders and Boyle’s Law

Ok, so today I’m using this balloon to simulate the swim bladder of a fish and I’ve also got some weights attached to it. So, these are sort of simulating the weight of the fish that normally would drag it down and an artificial swim bladder that’s filled with gas, so that it would keep […]

Diving Into the ‘Twilight Zone’ to Save a Vanishing World

These divers are gearing up to head 400 feet underwater. Their bodies will experience immense, almost fatal, pressure that can literally turn the very thing keeping them alive — against them. “The longer you stay down there, the more gas, mostly helium, also nitrogen, on boards into your tissues, into your blood, into your muscles, […]