3+ day, 17+ hour ago   (228+ words) Researchers have captured the moment two DNA molecules zip together, overcoming their identical negative charges to pair up, solving a mechanism that has puzzled scientists for more than 20 years. Using high-powered atomic force microscopy, scientists at the University of Sheffield…...

4+ day, 19+ hour ago   (524+ words) As an embryo develops from a small cluster of stem cells, those once "blank slate" cells begin to take on more specialized roles like brain, liver, or muscle cells, and organize themselves into three-dimensional structures such as tissues and organs....

3+ week, 2+ day ago   (429+ words) Once a cell has locked into an abnormal state — the way cancer cells do — can it ever be restored back to normal? A KAIST research team has identified the 'molecular lock' that keeps cells trapped in an altered state, opening…...

3+ week, 2+ day ago   (221+ words) Mirage News All living things have a fleet of tiny copy machines that turn instructions from DNA into RNA, the molecules responsible for helping build proteins that keep organisms alive. One of those nanoscale machines, called eukaryotic RNA polymerase II,…...

3+ week, 3+ day ago   (568+ words) It turns out the best way to teach students how DNA works may be to start at the end. That's the idea behind a hands-on curriculum from the MIT Edgerton Center: Teach proteins first so that students understand what the…...

3+ week, 5+ day ago   (558+ words) Understanding "who eats whom" is the key to keeping our oceans alive - and our dinner plates full. However, this invisible network that makes up the food chain can unravel with the pull of just one thread. Overfish one species, and…...

3+ week, 5+ day ago   (863+ words) The scales of a pine cone open in low humidity to scatter seeds, but close in damp conditions to protect seeds from moisture. An artificial material with the same behavior could be useful in applications like moisture-responsive shingles for passive…...