2,413 results
- Genetics
GMOs haven’t delivered on their promises — or risks
Genetically modified foods have been studied extensively and are abundant on supermarket shelves, but they haven’t managed to end world hunger yet.
- Genetics
Long before Columbus, seals brought tuberculosis to South America
Evidence from the skeletons of ancient Peruvians shows that seals may have brought tuberculosis across an ocean from Africa.
- Genetics
Gene drives spread their wings
Gene drives may wipe out malaria and take down invasive species. But they may be difficult to control.
- Science & Society
Cancer research scores big at Intel ISEF
An innovative statistical analysis of cancer-promoting genes earned a 15-year-old the top prize — and $75,000 — at the Intel International Science and Engineering Fair 2014.
- Science & Society
Big data studies come with replication challenges
As science moves into big data research — analyzing billions of bits of DNA or other data from thousands of research subjects — concern grows that much of what is discovered is fool’s gold.
- Health & Medicine
Ulcer microbe changes quickly to avoid immune attack
During the initial weeks of infection, Helicobacter pylori, the bacterium that causes stomach ulcers, mutates at a high rate, apparently to evade the body’s defenses.
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- Genetics
Monkeys born with edited genes
A DNA-snipping technique inspired by bacteria shows therapeutic promise.
- Genetics
The human genome takes shape and shifts over time
Scientists are mapping and modeling the 4-D human genome to get beyond its linear structure.
- Health & Medicine
Taking lab mice back to their roots
Lab mice are incredibly useful for biomedical research. But they are also incredibly inbred. A new study shows that bringing wild mouse traits back could help uncover new links between genes and behavior.
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- Life
HIV hides in growth-promoting genes
The discovery that HIV can trigger infected cells to divide means scientists may need to rethink strategies for treating the virus that causes AIDS.
