Uncategorized
- Astronomy
A possible signal from Polar Lander
Astronomers may have heard a faint signal from the vanished Mars Polar Lander spacecraft last month but, as of mid-February, have not detected another.
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19105
As a trainer of tracking dogs, I was interested in your article about attempts to duplicate electronically the scenting ability of dogs. Even if these expensive, high-tech artificial dog noses are successful, however, they are not likely to be of much benefit to the “62 countries worldwide” strewn with “more than 100 million land mines.” […]
- Tech
Eau, Brother!
The combination of advanced sensor materials and powerful computer chips promises devices that can sense threats ranging from bacteria in food to explosives in land mines.
