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Articles on DNA

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DNA is a trove of personal information that can be hard to keep track of and protect. Boris Zhitkov/Moment via Getty Images

Genetic paparazzi are right around the corner, and courts aren’t ready to confront the legal quagmire of DNA theft

Both Macron and Madonna have expressed concerns about genetic privacy. As DNA collection and sequencing becomes increasingly commonplace, what may seem paranoid may instead be prescient.
Sea lions, otters and birds were some of the many wildlife species that were hit hard by the 1989 Exxon Valdez oil spill in Alaska. Oil spills like these expose the wildlife to new contaminants and can be fatal. (AP Photo/Jack Smith, File)

Once the slick is gone: New tool helps scientists monitor chronic oil in Arctic wildlife

ToxChips study the changes in the DNA of animals exposed to contaminants, like those found in oil spills.
Climate change stresses plants, forcing them to turn off the cellular machinery that helps them grow. (Shutterstock)

How climate change stresses plants and alters their growth

The climate crisis makes it important to investigate and understand the mechanisms of plant growth if we are to keep agricultural crops sustainable.
New technologies can bolster the production of important crops to feed billions of people. Shutterstock

South Africa should rethink regulations on genetically modified plants

A regulatory approach will place an unnecessary burden on bio-innovators. This will discourage local investment for in-house R&D, as well as projects in the public sector.
Some vaccines use mRNA to make copies of the triangular red spike proteins to induce immunity. Juan Gaertner/Science Photo Library via Getty Images

How can scientists update coronavirus vaccines for omicron? A microbiologist answers 5 questions about how Moderna and Pfizer could rapidly adjust mRNA vaccines

The new omicron variant of coronavirus has a number of mutations that may require manufacturers to update vaccines. The unique attributes of mRNA vaccines make updating them fast and easy.

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