Uncategorized
-
19228
I object to the glib use of the phrase “time reversal” in this article. Time is a sequential history of events and is not reversible. What the researchers are accomplishing is a clever resequencing of events, roughly analogous to playing a strip of movie film backwards, an event that I’m sure you will agree occurs […]
- Tech
On the Rebound
When electronically reversed in time, acoustic echoes can zero in on a spot in space, focusing sound energy so that it may zap tumors, detect submarines, or transmit private and secure information.
- Humans
From the March 11, 1933, issue
GREAT LION OF LA BREA Bigger by a fourth than the proudest lion that walks the veldt today were the tallest of the great lions of California a hundred thousand years ago.
