Like dolphins, manatees, and other marine mammals, whales have nipples hidden in surprising places.

After visiting Sam the Bat in his family’s cave, Squeaks is learning all about the rock icicles that are growing from the ceiling and the floor in the cave!

Squeaks is feeling nostalgic today, so he and Jessi are revisiting times in the past that he had tons of fun with all his friends at The Fort!

In the spirit of Halloween, Anthony and Squeaks are playing Guess That Animal with some creepy creatures to remember how cool they really are.

Summer is nearly here, and that means Squeaks and Jessi will be spending lots of time playing with dirt in the garden! But it won’t just be those two out there making their garden grow big and beautiful. They’ll be getting help from lots...

The birds you see around today might not be that big, but a long time ago, there was a flying animal the size of some airplanes!

Did you know that the biggest animal that ever lived is still alive today? Let's learn all about what blue whales eat, where they live, and just how big they are, with Jessi and Squeaks!

Horses have been human companions for thousands of years, and have been essential companions and tools for the development of human culture. So, it makes sense that horses would make their way into our most important stories. Today,...

People have been captivated by horses for a long time. They appear more than any other animal in cave paintings dating back 30,000 years. But how did horses make the journey from wild animals to ones humans could hitch themselves to and...

Serotonin is the chemical messenger we can thank for being related to feelings of happiness, and one of the ways you can produce this chemical is to turn to our old friend nature! So maybe a visit to the dog park really can make you feel...

THIS IS A RE-POST OF SCISHOW NEWS, WITH PHOTOGRAPHS! SORRY TO ALL THOSE WHO WATCHED IT WITHOUT THEM.

Scientists around the world discover about 18,000 new species every year. Each new organism has not only to be found, but also...

We traveled to Bozeman, Montana to meet with Dr. Ellen-Therese Lamm who explores ancient life by studying it at the cellular level. Kallie and Dr. Lamm discuss how she does this, and what she's learned by putting dinosaur bones under a...

The human brain is complex and awe-inspiring, so of course we have been trying to figure out how to control it. From electricity to light, here are some of the ways we have attempted to command our wrinkly thinkers.

We have lots in common with our closest primate relatives. But comparatively, humans seem a bit... underdressed. Instead of thick fur covering our bodies, many of us mainly have hair on top of our heads— and a few other places. So, how...

Stem cells are widely believed to hold great promise in medical research because of their ability to transform into all sorts of other cell types, and scientists can grow it in living mice.

Jessi and Squeaks learn about special spots on a shark's face that help them find food using electricity!



First Grade Next Generation Science

Standards

Cr
osscutting Concept:
Structure and Function: The...

This week on SciShow News, we explore how our genes change with the seasons! Plus, it turns out that even flies get scared sometimes.

Animals have all kinds tricks to help them get through the winter, but there are things people can do to help them out! Join Jessi and Dino to learn about how you can help the birds in your neighborhood have a safer, warmer winter.

Hank Green interviews Scishow's Chief Editor Blake de Pastino who explains his interest in writing about science, paleontology & anthropology. Special guest Jessi Knudsen Castañeda brings corn snakes for everyone to play with.

It's easy to assume a cat's coat pattern is based exclusively on genetics, but that isn't entirely the case for Siamese cats. Their unique coloration comes from a combination of genetics, a fragile enzyme, and losing heat from little...

The animal kingdom boasts an incredible diversity of eyes. Some rotate independently while others have squiggly-shaped pupils. Some have protective lids, others squirt blood. But which creature has the best sight? Which sees best in the...

Using video mapping and projection, artist Gabriel Barcia-Colombo captures and shares his memories and friendships. At TED Fellow Talks, he shows his charming, thoughtful work -- which appears to preserve the people in his life in jars,...

Did you know that some species take care of young that are not their own? This surprising practice is called alloparenting, and it’s been observed in animals from otters, like Rosa and Selka, to birds to baboons!

Axolotls are one of science's most studied animals. Why, you ask? These extraordinary salamanders are masters of regeneration: they can flawlessly regenerate body parts ranging from amputated limbs and crushed spines to parts of their...