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Tiny Worlds

Featuring 7 articles by 6 scientists

From the social network in the soil to the ecosystem in your body, it’s amazing what’s hidden just out of sight


Can the right microbes really solve all your health problems?

A microbiologist explains the latest gut science

Namrata Iyer


Brown University

Why you shouldn't worry about the bacteria in your sponges

Remember that study about the 'dangerous' bacteria hiding in your kitchen sponge? Not so fast

Kevin Pels

Chemical Biology

The Scripps Research Institute

We're beginning to understand the 'tumor microenvironment' that makes cancer so resilient

The cellular processes that help tumors thrive in the body are a promising new target for cancer treatments

Danny Jomaa


University of Ottawa

How do mosses reproduce? By spreading their seed on everything

That's right: come for the soft, cool outdoor perch – leave covered in moss sperm

Jerald Pinson


University of Florida

The soil microbiome could change agriculture—if we can understand it

Tinkering with the buzzing "social network" in the soil could be a new frontier for making crops grow faster and healthier.

Michael Graw

Microbial Ecology

Oregon State University

A scientist explains why you should approach exciting microbiome news with caution

We know the microbiome is important to health, but we're still developing the tools to understand how and why

Ilana Arbisser

Computational Biology

Stanford University

These tiny methane-eating organisms have an outsize impact on our climate models

They don't need as much oxygen as we think, and that's a big deal for climate scientists.

Michael Graw

Microbial Ecology

Oregon State University