Patterson estimated the age of the Earth to be 4.55 billion years, using lead in the interior.While working under Harrison Brown, a research consultant at the University of Chicago, he was commissioned to conduct the geological aging of Zurcon by...
Exoplanets are planets outside our solar system.So far, astronomers have identified 4,800 planets orbiting other stars in our own Milky Way galaxy. They are all about 3,000 light-years from Earth. But for the first time, NASA has discovered a planet...
For decades, the standard survival kit carried by Russian astronauts aboard the Soyuz spacecraft consisted of a specially-made gun and a few dozen bullets. This was to protect the astronauts from wild animals when they landed back in the Siberian...
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