Viruses are among humanity's greatest threats and it seems like they're always one step ahead of us. But this week, biologists say that they've discovered a new weapon we can use against some of our most nefarious virus enemies - and it...

Join the Amoeba Sisters as they compare and contrast asexual reproduction with sexual reproduction. Table of Contents: Intro 00:00 Asexual Reproduction 0:59 Sexual Reproduction 2:21 Disadvantages and Advantages of Sexual Reproduction...

Plants are amazing. Really! Photosynthesis is an incredible thing. But it also means that some plants can't live everywhere. They need to get the right amount of sunlight for the right amount of time. In this episode of Crash Course...

Catnip! Cats roll in it, rub their cheeks on it and paw at it... but what is it about this stuff that gets our feline friends caught up in such a frenzy?

In 1849, in the ancient city of Nineveh in Iraq, archaeologists sifted through dusty remains, hoping to find records to prove that Bible stories were true. What they found instead was a 4,000-year-old story inscribed on crumbling clay...

Trees need water to grow, so how do Redwood trees get so big, despite the fact that it gets so dry?



First Grade Next Generation Science

Standards

Cr

osscutting Concept:...

The water hyacinth may look like a harmless, even beautiful flowering plant -- but it's actually an invasive aquatic weed that clogs waterways, stopping trade, interrupting schooling and disrupting everyday life. In this scourge, green...

If you've spent any time on the internet, you know that Australia is host to all sorts of horrible spiders and snakes. But that doesn't even begin to cover the myriad of dangerous, sometimes deadly, plants and animals you...

Plants, animals, or minerals found in nature bear almost every color imaginable. There are two factors that influence what hues you see in the wild: physics and evolution. So, which colors are you least likely to see in the natural...

The leaves are falling from the trees and the air is getting chilly where Jessi and Squeaks live, which can only mean one thing: it's fall! And to celebrate the season, they've put together a bunch of videos about all the fun things you...

Massive vines that blanket the southern United States, climbing high as they uproot trees and swallow buildings. A ravenous snake that is capable of devouring an alligator. Rabbit populations that eat themselves into starvation. These...

Some animals live in pretty extreme places, but the lava cricket might be the most hardcore of them all. These crickets have only been observed right after volcanic eruptions, and scientists have questions, like “How does a flightless...

🌲🌲🌲 Go to href='https://teamtrees.org' target='_blank' rel='nofollow'>to> 🌲🌲🌲 #TeamTrees We reached 20 million, but let's keep on planting!
Trees can take an astounding amount of carbon out
of the air,...

There are claims floating around that chocolate might actually be good for you, and SciShow is here to help separate fact from fiction.

Plants and Higher CO₂ #shorts #science #SciShow #ClimeworksTeamEarth #climatechange #climeworks

Get introduced to protists and fungi with the Amoeba Sisters! This video explores basic cell type, mode of feeding, habitat examples, and ecology of both protists and fungi. This video also mentions a few examples of how protists and...

There's a March for Science happening all over the world

ef='http://marchforscience.com' target='_blank' rel='nofollow'>world

This is a video about how science is both inhere

ntly politi

cal and apolitical....

Nearly 800 million people worldwide depend on cassava for survival -- but this critical food source is under attack by entirely preventable viruses, says computational biologist and TED Senior Fellow Laura Boykin. She takes us to the...

For those with a fear of needles, edible vaccines seem like some distant utopian dream, but that dream may soon be a reality... for chickens.

Mars One. The Mars Rover. Bruno Mars. Mars Bars. It's pretty clear we're OBSESSED with the idea of Mars, especially in regard to it being a potential colony for earthlings. But is that really the best option? Is there a better place for...

Corn currently accounts for more than one tenth of our global crop production. And over 99% of cultivated corn is the exact same type: Yellow Dent #2. This means that humans grow more Yellow Dent #2 than any other plant on the planet. So...

SciShow’s hot take: Peppers don’t produce that spicy goodness for the reason you think!

What's that awful smell? Cat urine? Semen? Rancid butter? Possibly one of these gorgeous city trees?

Today humanity produces more than 1,400 tons of carbon every minute. To combat climate change, we need to reduce fossil fuel emissions, and draw down excess CO2 to restore the balance of greenhouse gases. Like all plants, trees consume...