1 - Can Algae Fuel Our Cars?

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?

2 - How Do Microorganisms Pee?

3 - Becoming Your Own Baby Through Conjugation

4 - Getting to Know Our Single-Celled Ancestors

5 - Your Screen Is Covered In Human Blood

6 - Heliozoa: Round, Sticky, and Covered in Spikes

7 - How Diatoms Build Their Beautiful Shells

8 - Leeuwenhoek: The First Master of Microscopes

9 - The Fantastic Feet of the Microcosmos

10 - The Chaotic Life of Seashore Ciliates

11 - We Found a Super Rare Microbe!

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

12 - Bursaria: Giant Gravity-Sensing Vacuums

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

13 - The Diversity of Shapes in the Microcosmos

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.

14 - Looking at Tardigrade Sperm and Other Reproducing Swimmers

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.

15 - Flinching Saves Lives in the Microcosmos

16 - Some Eggs Don't Need Sperm to Make Babies

17 - We Upgraded Our Microscope... Again!

18 - Unsolved Mysteries of the Microcosmos

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.

19 - The Beautiful, Brutal Tentacles of Hydra

20 - We Dipped Our Lens in Oil to See More Detail

Oil immersion is an interesting and complex microscopy tool.

21 - The Secret Things Living In Your Drains

22 - Revealing the Hidden Colors of the Microcosmos

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

24 - Where Is This Anemone Really From?

25 - The Gruesome Tale of the Hitchhiking Parasite