ISTOCK, DESIGN CELLS
CRISPR Is Overcome When Viruses Gang Up on Bacteria
CRISPR Is Overcome When Viruses Gang Up on Bacteria
Phages that die during bacterial invasion help other viruses defeat the microbes’ immune responses.
CRISPR Is Overcome When Viruses Gang Up on Bacteria
CRISPR Is Overcome When Viruses Gang Up on Bacteria

Phages that die during bacterial invasion help other viruses defeat the microbes’ immune responses.

Phages that die during bacterial invasion help other viruses defeat the microbes’ immune responses.

PCR, developmental biology, immunology, evolution
Image of the Day: Not All Bad
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Abby Olena | Jul 12, 2018
A re-analysis of sequencing data from a 2016 study of these tiny metazoans reveals possible contamination, rather than an exchange of DNA among species.
Hominins Left Africa for Asia Much Earlier Than Thought
Hominins Left Africa for Asia Much Earlier Than Thought
Shawna Williams | Jul 11, 2018
The dating of stone tools in China puts members of the Homo genus there more than 2 million years ago.
Natural Killer Cells Prove Effective as a CAR Therapy in Mice
Natural Killer Cells Prove Effective as a CAR Therapy in Mice
Katarina Zimmer | Jul 6, 2018
Stem-cell–derived natural killer cells engineered in a similar way to CAR-T cells may pave the way to “off the shelf” cancer therapies that aren’t patient-specific.
Original North American Dogs Descended From Siberian Populations
Original North American Dogs Descended From Siberian Populations
Catherine Offord | Jul 5, 2018
European settlers likely wiped out these ancient dogs, but the animals seem to have left a lasting legacy in a transmissible canine cancer.
Infographic: Resurrecting Ancient Proteins
Infographic: Resurrecting Ancient Proteins
Amber Dance | Jul 1, 2018

Learn the basic steps researchers take when reconstructing proteins from the past and how these biomolecules can inform engineering projects.

Why Are Modern Humans Relatively Browless?
Why Are Modern Humans Relatively Browless?
Jim Daley | Jul 1, 2018
The function of early hominins’ enlarged brow ridges, and their reduction in size in Homo sapiens, have puzzled paleoanthropologists for decades.
Amazonians Offer Clues to Human Childhood Development
Amazonians Offer Clues to Human Childhood Development
Shawna Williams | Jul 1, 2018
A study of Shuar children in Ecuador provides a window into how the human body responds to infection in the sorts of conditions that shaped our species’ evolution.
How to Calculate Mutation Rate for Evolutionary Biology
How to Calculate Mutation Rate for Evolutionary Biology
Amber Dance | Jul 1, 2018
Four ways to study mutation rate, a crucial statistic in studies of evolution