Radioactive Db
The Wikipedia article of the day for June 3, 2018 is Dubnium. Dubnium is an artificially produced chemical element with symbol Db and atomic number 105. It is highly radioactive: the most stable known isotope, dubnium-268, has a half-life of just over a day. Credit...
X-10 Graphite Reactor
The Wikipedia article of the day for June 2, 2018 is X-10 Graphite Reactor. The X-10 Graphite Reactor at Oak Ridge National Laboratory in the U.S. state of Tennessee was the world's second artificial nuclear reactor (after Chicago Pile-1), and the first designed for...
Anglo-Saxon helmet
The Wikipedia article of the day for June 1, 2018 is Pioneer Helmet. The Pioneer Helmet is a boar-crested Anglo-Saxon helmet dating from the late seventh century. During a March 1997 excavation, it was found in Wollaston, Northamptonshire, in a young man's grave,...