Latest Articles
How Bacteria Help Regulate Blood Pressure
Kidneys sniff out signals from gut bacteria for cues to lower blood pressure after meals. Our understanding of how the symbiotic microbes affect health is becoming much more molecular.
The Overlooked Link Between Two of This Year’s Nobel Prizes
To better understand the molecules described by the latest prize in medicine, we will need the technique recognized by the latest prize in chemistry.
Missing Mutations Suggest a Reason for Sex
Sex might help natural selection purge excessive mistakes from our genes.
How Heat Kills Cells
The proteins that unravel as the temperature starts to rise turn out to be among the most vital.
How Circadian Clocks Differ From Sleep
The circadian clock is in nearly every cell, and researchers have untangled many of its secrets. But sleep has been harder to pin down.
Researchers Tap a Sleep Switch in the Brain
Powerful new experiments have uncovered some of the molecular underpinnings of sleep.
Viruses Find a New Way to Hijack Cells
A virus that causes crippling birth defects has been shown to do something else: It changes thousands of messages coming from DNA that control normal cellular activities.
Why Some Genetic Miscues Are Helpful
A new look at the reasons why organisms missing pairs of genes sometimes do much better than normal.
Giant Genetic Map Shows Life’s Hidden Links
In a monumental set of experiments, spread out over nearly two decades, biologists removed genes two at a time to uncover the secret workings of the cell.