Genetics
- Genetics
50 years ago, scientists sequenced a gene for the first time
Within five decades, scientists went from sequencing a single gene to sequencing the entire human genome.
- Life
Squid edit their RNA to keep cellular supply lines moving in the cold
Squid change their RNA more often in the cold, producing motor proteins that keep cellular cargo on track.
- Animals
A natural gene drive could steer invasive rodents on islands to extinction
A few genetic tweaks to a readily passed-on chunk of DNA could sterilize a mouse population, eliminating them in as little as 25 years.
- Health & Medicine
DNA is providing new clues to why COVID-19 hits people differently
Age, general health and vaccinations can affect how sick people get with COVID-19. So can genes. Here are new hints of what’s going on in our DNA.
- 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.
- Genetics
Black Death immunity came at a cost to modern-day health
A genetic variant that boosts Crohn’s disease risk may have helped people survive the 14th century bubonic plague known as the Black Death.
- Genetics
Ancient DNA unveils Siberian Neandertals’ small-scale social lives
Females often moved into their mate’s communities, which totaled about 20 individuals, researchers say.
- Genetics
Can’t comb your kid’s hair? This gene may be to blame
Scientists linked variants of one hair shaft gene to most of the uncombable hair syndrome cases they tested.
- Animals
DNA reveals donkeys were domesticated 7,000 years ago in East Africa
When and where donkeys were domesticated has been a long-standing mystery. DNA now reveals they were tamed much earlier than horses.
- Anthropology
Famine and disease may have driven ancient Europeans’ lactose tolerance
Dealing with food shortages and infections over thousands of years, not widespread milk consumption, may be how an ability to digest dairy evolved.
- Humans
Ancient DNA links an East Asian Homo sapiens woman to early Americans
Genetic clues point to a Late Stone Age trek from southwestern China to North America.
- Genetics
Who decides whether to use gene drives against malaria-carrying mosquitoes?
As CRISPR-based gene drives to eliminate malaria-carrying mosquitoes pass new tests, the African public will weigh in on whether to unleash them.
