Data from the New Horizons probe, flying in the asteroid field far beyond Pluto, have finally been downloaded and analyzed. They challenge our previous views of the formation of the solar system. Continue reading Fly-by of a distant asteroid provides clues about the formation of our solar system
by Andy Greenspon Have you ever wondered how much gold remains to be mined on Earth? How about the lesser-known element indium, essential to computer and smartphone displays? Known sources of some metals could be depleted in as little as 20 to 30 years, especially the rarest ones necessary to construct computers, smartphones, and other advanced technologies. While some elements can be substituted for others, … Continue reading Precious metals in peril: Can asteroid mining save us?