After losing communication with a space probe two years ago, NASA says it has reestablished contact. NASA said it lost contact with the Solar Terrestrial Relations Observatories, known as the STEREO-B spacecraft, on Oct. 1, 2014, but that on Aug. 21, the Deep Space Network (DSN) established a link with the craft. Contact with the […]
In a landmark discovery, researchers at Tel Aviv University have unraveled the metastatic mechanism of melanoma, the most aggressive of all skin cancers. According to a paper published today in the journal Nature Cell Biology, the scientists discovered that before spreading to other organs, a melanoma tumor sends out tiny vesicles containing molecules of microRNA. […]
The search for habitable, alien worlds needs to make room for a second “Goldilocks,” according to a Yale University researcher. For decades, it has been thought that the key factor in determining whether a planet can support life was its distance from its sun. In our solar system, for instance, Venus is too close to […]
DURHAM, N.C. — In a matchup of animal superpowers, a clever form of camouflage might beat super sight — at least in the ocean. There’s nowhere to hide in the open ocean, far from the shore or the seafloor. But some fish have a clever disappearing trick. The silvery skin of fish like herring, sardines, […]