Microbes
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Microbes
Meet some of the microbes that give cheeses flavor
Knowing which genus of bacteria is responsible for which flavor could open the door to new types of cheese.
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Microbes
The ancestor to modern brewing yeast has been found hiding in Ireland
Previously found in Patagonia and elsewhere, the brewing yeast Saccharomyces eubayanus has been found in Europe for the first time.
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Health & Medicine
Louis Pasteur’s devotion to truth transformed what we know about health and disease
Two centuries after his birth, Louis Pasteur's work on pasteurization, germ theory and vaccines is as relevant as ever.
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Health & Medicine
Here’s how mysterious last-resort antibiotics kill bacteria
Scientists are finally getting a grip on how a class of last-resort antibiotics works — the drugs kill bacteria by crystallizing their membranes.
By Elise Cutts -
Microbes
Ancient bacteria could persist beneath Mars’ surface
Radiation-tolerant microbes might be able to survive beneath Mars’ surface for hundreds of millions of years, a new study suggests.
By Sid Perkins -
Microbes
How fungi make potent toxins that can contaminate food
Genetically engineering Aspergillus fungi to delete certain proteins stops the production of mycotoxins that can be dangerous to human health.
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Microbes
How dormant bacteria spores sense when it’s time to come back to life
Bacterial cells shut down and become spores to survive harsh environments. An internal countdown signals when it’s safe for bacteria to revive.
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Microbes
Meet the fungal friends and foes that surround us
Keith Seifert’s book The Hidden Kingdom of Fungi explores how microfungi shape our world.
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Health & Medicine
Tiny amoebas move faster when carrying cargo than without
A new study of the carrying capacity of single-celled amoebas may help scientists develop mini “trucks” to precisely target disease in the human body.
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Microbes
This giant bacterium is the largest one found yet
On average, Thiomargarita magnifica measures 1 centimeter long and maxes out at 2 centimeters. It is 50 times larger than other giant bacteria.
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Microbes
New images reveal details of two bacteria’s molecular syringes
It’s unclear exactly how these species use their tiny injectors, but learning how they work could lead to nanodevices that target specific bacteria.
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Life
Some E. coli set off viral grenades inside nearby bacteria
A bacterial toxin called colibactin awakens dormant viruses embedded in bacterial DNA, but its ecological role is still unknown.