Interesting Engineering on MSN21h
US scientists freeze nuclear clock tech at -189°F to rewrite future of timekeeping
A solid-state nuclear clock has a great potential to become a robust and portable timing device that is highly precise.
National Review9y
Ahmed Mohamed Didn’t Build a Clock — and Other Niggling Problems in the Story of Dallas’s Whizkid-of-the-Week
Ahmed Mohamed didn’t invent his own alarm clock. He didn’t even build a clock. . . . He took apart an existing clock, and transplanted the guts into a pencil box, and claimed it was his own ...
Retired ATF agent describes seeing dynamite before bomb nearly detonated in downtown Nashville 45 years ago
the alarm clock,” said Cavanaugh. “This bomb was so large. A lot of people would have been killed by that bomb.” Blocks of ...
The University of Chicago Chronicle1mon
The Doomsday Clock, explained
The clock hands are set by the Bulletin of the Atomic Scientists, a group formed by Manhattan Project scientists at the University of Chicago who helped build the atomic bomb but protested using it ...
朝日新聞社3y
Wall clock that survived A-bomb keeps on ticking 77 years later
HIROSHIMA--Passed down from his grandfather, a U.S.-made wooden clock that hangs on a living room wall at Eiji Koizumi’s home here has stood the test of time and an atomic bomb blast. The ...
朝日新聞社3y
Replica of aging Nagasaki wall clock attests to A-bomb damage
NAGASAKI--A badly damaged wall clock that stopped at 11:02 a.m.--the moment the atomic bomb exploded over Nagasaki on Aug. 9, 1945--has suffered from the ravages of time at a museum here.