earths
OMAHA, Neb. (AP) — America’s only rare earths mine heard from anxious companies soon after China responded to President Donald Trump’s tariffs this month by limiting exports of those minerals used for military applications and in many high-tech devices. “Based on the number of phone calls we’re . . .
America’s advanced weapons manufacturers are likely to face a critical shortfall of key rare-earth minerals that they import from China as a consequence of Donald Trump’s escalating trade war with Beijing. New export licensing restrictions imposed by China on seven rare earths are like to cause disruptions in supply to more than a dozen US […]
Workers transporting soil containing rare earth elements for export at a port in Lianyungang, Jiangsu province, China, Oct. 31, 2010. Stringer | Reuters As China imposes export controls on rare earth elements, the U.S. would be unable to fill a potential shortfall, according to the Center for Strategic and International Studies — and this could threaten Washington’s […]
A camera at the Mauna Kea Observatory in Hawaii has captured an object as it burned up on re-entering Earth’s atmosphere on 8 February. The Subaru-Asahi Star Camera, owned by the National Astronomical Observatory of Japan, recorded a time-lapse of the fireball blazing across the night sky, followed by smaller glowing streaks. Source link
A new study has suggested some of the universe’s oldest black holes pass our cosmic neighbourhood at least once every decade, moving planets in their wake. And if scientists can detect them, it would provide the first proof that these black holes exist as dark matter. Black holes are regions of immense gravity that trap […]
-
Pages