Hank explains why NASA and the European Space Agency are in love with tardigrades and how these extremophiles are helping us study the panspermia hypothesis.

Science is about more than just finding immutable laws of nature. It’s about having the imagination to try things and ask questions that might not necessarily lead anywhere, but that just… feel right.

These particular little green organisms show up in the background of other organism’s lives, providing pops of color among other debris. What you are looking at is not a single organism, but rather a gathering of them. Those green bits...

If we were to write a fable to get this moral across, it would have to star the freshwater cnidarian called the hydra. Because in the hydra, the question of butts connects to the ambiguities of immortality, which in turn relates to the...

The microcosmos is home to many unusual partnerships. Life is, after all, just relationships, each of which build upon one another like strokes of paint in an epic tableau of ecology, epidemics, and yogurt?

When you think of bees, you probably don’t think of single-celled eukaryotes. What could an insect have in common with, say, a ciliate?

"Correction: 03:09 Leafy liverworts are estimated to make up the majority of the diversity of liverwort species."

"Correction: 05:08 Not all thalloid liverworts have gemma cups, and there are leafy liverworts that use gemmae for...

In the middle of the 19th century, a scientist stared into the microscope and found, staring back at him, a vampire.

If you have been following Journey to the Microcosmos for some time, this might sound like a familiar story. Consider this a proper slasher movie sequel.

Do you know what’s in your water? Do you know what’s buried deep in those depths?

In May 2013, a shipment of around 1.5 tons of seemingly normal cheese was refused entry into the United States. And while looks wise there was nothing suspicious, according to the Food and Drug Administration, this shipment of cheese...

When James, our master of microscopes, was looking through samples he’d received from Spain, he didn’t expect to see this—a creature straight out of a horror movie, with dark reddish brown eyes and tentacles streaming out of its...

James, our master of microscopes, seems like a tough person to get a gift for. What do you get the person who has the entirety of the microcosmos available to him with just a glimpse through a lens?<br/>

One thing we’ve heard from many of you is that this show is your sleep show, that soothing bit of media you put on when you need to slow down your brain and drift off. We take that as a huge compliment. It’s nice to know we can be a...

Anti Nuke Cockroach, Space Water Bears, Bulletproof Dinos & Immortal Worms are just some of the incredible animals we look at as we determine the Toughest Most Indestructible Animal Ever!

Brit looks back on our first month on Nature League, when we explored the theme of life on Earth.

In their very first episode of "From A to B", Adrian asks Brit about the relationships between oxygen and life on Earth.

Our world today, the one that we have constructed, feels as if it runs on plastic. It is a building block in our bags, our bottles, clothing, toys, the list could go on and on. Plastic has become so prevalent that it’s almost impossible...

Science is built on questions. So let’s start today with one: what do you think happens when you set off an electrical spark in the microcosmos?

BONUS: Microcosmos and Chill

If we had to nominate an ambassador to represent the microcosmos, we would have to go with the tardigrade. They’re weird, adorable, and hardy, – a combination of traits that has made them many people’s first entry point into the...

Can Microbes See Without Eyes?

You may not want to think about it this way, but your mouth is really just one giant, wet cave for microbes. From the perspective of bacteria, your mouth is not a tool. It is a home. It is a place that provides shelter and food, but it...

Blood is a useful substance, not just for our life, but for our way of thinking. It signifies life, but also accompanies death. It unites those who share it, but in doing so it divides others. It runs hot, it runs cold. Whatever it is we...