Uncategorized
-
19799
This article reports on new age dates for Clovis sites. It may be of interest to your readers that the dates given (11,050 to 10,900 years ago) are in “radiocarbon years” and are not in real or “calendar years.” As a result of variations in the production of carbon-14 in the atmosphere through time, radiocarbon […]
- Chemistry
Lighting up for uranium
A portable sensor could make it possible to rapidly detect environmental uranium contamination.
-
19798
Your article shows that meerkats bear an uncanny resemblance to human beings. We, too, have an innate sense of responsibility for our group and individually commit acts of unspeakable violence.
