Can Algae Fuel Our Cars?

S04 E01 • Monday, Feb 22, 2021 • Feb 22 • 10m

As the search for alternative energy sources continues, scientists are looking to the microcosmos and wondering: Can we use algae oil to power our cars, our airplanes, and maybe even our spaceships?

How Do Microorganisms Pee?

S04 E02 • Monday, Mar 1, 2021 • Mar 1 • 10m

Becoming Your Own Baby Through Conjugation

S04 E03 • Monday, Mar 8, 2021 • Mar 8 • 10m

Getting to Know Our Single-Celled Ancestors

S04 E04 • Monday, Mar 15, 2021 • Mar 15 • 10m

Your Screen Is Covered In Human Blood

S04 E05 • Monday, Mar 22, 2021 • Mar 22 • 10m

Heliozoa: Round, Sticky, and Covered in Spikes

S04 E06 • Monday, Mar 29, 2021 • Mar 29 • 10m

How Diatoms Build Their Beautiful Shells

S04 E07 • Monday, Apr 5, 2021 • Apr 5 • 10m

Leeuwenhoek: The First Master of Microscopes

S04 E08 • Monday, Apr 12, 2021 • Apr 12 • 10m

The Fantastic Feet of the Microcosmos

S04 E09 • Monday, Apr 19, 2021 • Apr 19 • 10m

The Chaotic Life of Seashore Ciliates

S04 E10 • Monday, Apr 26, 2021 • Apr 26 • 10m

We Found a Super Rare Microbe!

S04 E11 • Monday, May 3, 2021 • May 3 • 10m

After over three years of searching for it, our Master of Microscopes has found a Spirostomum semivirescens!

Bursaria: Giant Gravity-Sensing Vacuums

S04 E12 • Tuesday, May 11, 2021 • May 11 • 10m

The big Roomba of the microcosmos is fascinating to watch as it lives its sink or swim life.

The Diversity of Shapes in the Microcosmos

S04 E13 • Monday, May 17, 2021 • May 17 • 10m

From trumpets and spirals to floral arrangements, single cell organisms take on many strange and unique shapes. But they don't look like that just for fun, their shapes can help them with movement, hunting, and even defending themselves.

Looking at Tardigrade Sperm and Other Reproducing Swimmers

S04 E14 • Monday, May 31, 2021 • May 31 • 10m

Original Title: Tardigrade Sperm and Other Reproducing Swimmers Not all hypotheses need to be good. In fact, many of them are terrible. It’s just that when you’re trying to understand the world, you might find yourself believing that there are tiny humans living inside the heads of sperm, and we're here to tell you, that's not how it works.

Flinching Saves Lives in the Microcosmos

S04 E15 • Monday, Jun 7, 2021 • Jun 7 • 10m

Some Eggs Don't Need Sperm to Make Babies

S04 E16 • Monday, Jun 14, 2021 • Jun 14 • 10m

We Upgraded Our Microscope... Again!

S04 E17 • Monday, Jun 21, 2021 • Jun 21 • 10m

Unsolved Mysteries of the Microcosmos

S04 E18 • Monday, Jun 28, 2021 • Jun 28 • 10m

Sometimes we come across microbes that we just can't learn much about, or that don't fit into a larger story. So, this week we're sharing a few of those mysterious microbes with you.

The Beautiful, Brutal Tentacles of Hydra

S04 E19 • Monday, Jul 5, 2021 • Jul 5 • 10m

We Dipped Our Lens in Oil to See More Detail

S04 E20 • Tuesday, Jul 13, 2021 • Jul 13 • 10m

Oil immersion is an interesting and complex microscopy tool.

The Secret Things Living In Your Drains

S04 E21 • Monday, Jul 19, 2021 • Jul 19 • 10m

Revealing the Hidden Colors of the Microcosmos

S04 E22 • Monday, Jul 26, 2021 • Jul 26 • 10m

These Algae Curl Up Into a Ball When They Get Stressed Out

S04 E23 • Monday, Aug 2, 2021 • Aug 2 • 10m

Where Is This Anemone Really From?

S04 E24 • Tuesday, Aug 10, 2021 • Aug 10 • 10m

The Gruesome Tale of the Hitchhiking Parasite

S04 E25 • Monday, Aug 16, 2021 • Aug 16 • 10m