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bacteria

Art for "Scientists Discover Nearly 200,000 Kinds of Ocean Viruses"
Abstractions blog

Scientists Discover Nearly 200,000 Kinds of Ocean Viruses

New work raises the estimated diversity of viruses in the seas more than twelvefold and lays the groundwork for a better understanding of their impact on global nutrient cycles.

Art for "Dormant Microbes Bide Their Time Over Decades - Old Fires"
ecology

Heat-Loving Microbes, Once Dormant, Thrive Over Decades-Old Fire

In harsh ecosystems around the world, microbiologists are finding evidence that “microbial seed banks” protect biodiversity from changing conditions.

Art for "Researchers Rethink Ancestry of Complex Cells"
evolution

Researchers Rethink the Ancestry of Complex Cells

New studies revise ideas about the symbiosis that gave mitochondria to cells and about whether the last common ancestor of all eukaryotes was one cell or many.

Q&A

Doudna’s Confidence in CRISPR’s Research Potential Burns Bright

Jennifer Doudna, one of CRISPR’s primary innovators, stays optimistic about how the gene-editing tool will continue to empower basic biological understanding.

Art for "New Squid Genome Shines Light on Symbiotic Evolution"
evolution

New Squid Genome Shines Light on Symbiotic Evolution

Researchers hope that the genes of a glowing squid can illuminate how animals evolved organs for beneficial bacteria.

evolution

Should Evolution Treat Our Microbes as Part of Us?

How does evolution select the fittest “individuals” when they are ecosystems made up of hosts and their microbiomes? Biologist debate the need to revise theories.

Art for "‘Broadband’ Networks of Viruses May Help Bacteria Evolve Faster"
microbiology

‘Broadband’ Networks of Viruses May Help Bacteria Evolve Faster

A newly discovered mechanism may enable viruses to shuttle genes between bacteria 1,000 times as often as was thought — making them a major force in those cells’ evolution.

Q&A

On Waste Plastics at Sea, She Finds Unique Microbial Multitudes

Maria-Luiza Pedrotti is illuminating the unseen worlds of plastic-eating bacteria that teem in massive ocean garbage patches.

Art for "A Math Theory for Why People Hallucinate"
neuroscience

A Math Theory for Why People Hallucinate

Psychedelic drugs can trigger characteristic hallucinations, which have long been thought to hold clues about the brain’s circuitry. After nearly a century of study, a possible explanation is crystallizing.