Climate
Microbes that dwell in tree bark devour major climate gases
Hidden in plain sight, this huge community of tree-bark microbes dines on gases — such as methane — that warm Earth’s atmosphere.
By Douglas Fox
Microbes
More Stories in Microbes
- Life
Award-winning micro-photos depict stunning details of nature
From fluorescent ferns to sprawling neurons, the 2025 Nikon Small World contest showcased the artistry of life as seen through a microscope.
- Microbes
Ants are the secret ingredient to this tasty yogurt
The traditional yogurt-making technique was once popular in parts of Europe and Asia. But don’t try this at home!
- Chemistry
Let’s learn about surprising uses for human waste
Around the world, scientists are investigating ways to turn poop and pee into fertilizer, fuel and construction materials.
- Microbes
Scientists Say: Microcin
Small and deadly (to bacteria), these protein-like molecules fight the growth of potentially dangerous germs in our gut.
- Microbes
Thank microbes for chocolate’s tasty flavors
Cocoa beans matter, but yeast and bacteria may be the real secret to fine chocolate flavor.
- Health & Medicine
Floss delivers flu vaccine to mice needle-free
The creative solution may one day allow people to vaccinate themselves — no injection needed.
- Materials Science
Scientists transform pee into a golden opportunity
By transforming urine into a valuable medical product, scientists hope to change how we view this human waste.
- Microbes
Experiment: Yeasty beasties
It’s hard to believe a packet of dry yeast is full of living things. But feed the yeast the right things, and presto! You’ve got bubbly, oozing mess of life.
- Space
Is the International Space Station too clean?
Testing surfaces on board the space station revealed low microbial diversity, something that’s been linked to health problems elsewhere.
