What If Cells Kept Receipts of Their Gene Expression?
Researchers have found a new way to keep records of when a cell’s genes turn on and off—by harnessing systems that bacteria already use for self-defense.
This Stamp-Sized Ultrasound Patch Can Image Internal Organs
Getting a scan usually means a visit to a doctor and some giant equipment. What if that gear was wearable?
These Vaccines Will Take Aim at Covid—and Its Entire SARS Lineage
Scientists are developing vaccines to target the virus family that spawned Covid-19. Their efforts could thwart future variants, or even new related viruses.
The Secrets of Covid ‘Brain Fog’ Are Starting to Lift
Scientists are getting closer to understanding the neurology behind the memory problems and cognitive fuzziness that an infection can trigger.
What Polar Bear Genomes May Reveal About Life in a Low-Ice Arctic
Two new studies use whole genome sequencing to explore how the animals have fared in warmer conditions, raising questions about climate and adaptation.