A fertilized human egg may seem like the ultimate blank slate. But within days of fertilization, the growing mass of cells activates not only human genes but also viral DNA lingering in the human genome from ancient infections.
X-ray inspection systems for use in the electronics industry have become an important and growing part of the production process.
Deep inside Amazon, a secretive group called Grand Challenge, led by the creator of Google Glass, is working on a series of bold projects involving cancer research, medical records and last-mile delivery, according to people familiar with the matter.
A group of scientists recently discovered an organ called the interstitium. It may help to explain how cancer spreads.