Stem cells

Just physically squeezing cells or bathing them in acidic conditions can readily reprogram them into an embryonic state

The Obama administration’s neuroscience initiative highlights new technologies to better understand the workings of brain circuits on both a small and large scale.

Scientists are studying why some athletes with a sickle-cell mutation face a greater risk of sudden death

For the first time, the public has been treated to the spectacle of lab-grown meat cooked and eaten via live Webcast. Backed by Google billionaire Sergey Brin, Dutch tissue engineer Mark Post unveiled his “cultured beef” at a press event on August 5, answering the question posed by a 2011 Scientific American feature: “When Will [...]

Faux filets anyone? A researcher serves up hamburger patty created from stem cells, but supermarket sales are still a long way off

Sir Ian Wilmut proposes an alternative method as a possible means of creating a mammoth--or a hybrid. Such research could lead to major biological discoveries and advances

So many controversies about stem cells have flared and died away over the past decade that it can be hard to keep track of them all. The most recent contretemps, as evidenced by reports in the scientific press here, here and here, is about an exceedingly rare (and perhaps non-existent) group of diminutive cells called [...]

A single gene switch makes worms regenerate their whole bodies from their tails

Restructuring puts at risk hands-on science education for K-12 students

The achievement shows that patient-specific cells could be made without genetic manipulation

With thousands of people in need of heart transplants, researchers are trying to grow new organs

Transplanted "liver buds" self-organized to grow into functional organs, staving off death in mice with liver failure