What was in Dr. F. G. Johnson's French Female Pills and other scientifically untested elixirs, nostrums and other quack cures that were the only medicines available to sick people during the 18th, 19th and early 20th centuries?
Other
Apr 7, 2013
1
160
(Phys.org)—A new study of the sense of smell lends support to a controversial theory of olfaction: Our noses can distinguish both the shape and the vibrational characteristics of odorant molecules.
Other
Sep 19, 2012
6
234
Northwestern University scientists have connected 250 years of organic chemical knowledge into one giant computer network -- a chemical Google on steroids. This "immortal chemist" will never retire and take away its knowledge ...
Other
Aug 22, 2012
6
387
(Phys.org) -- Fingerprints are not just important in forensics and the identification of people; they can also be used for security clearance, access control, and the authentication of documents. In the journal Angewandte ...
Other
Aug 3, 2012
0
256
(Phys.org) -- Cooking exhaust hoods designed for home kitchens vary widely in their ability to capture and vent away the air pollutants generated by the gas burners on cook stoves, according to a study by two Lawrence Berkeley ...
Other
May 31, 2012
1
206
When designing the tiniest of possible machines, scientists have had far more success in creating molecular-size brakes than accelerators. But a team at the University of South Carolina has figured out how to really hit the ...
Other
Apr 12, 2012
1
157
During the massive oil spill from the ruptured Deepwater Horizon well in 2010, it seemed at first like there might be a quick fix: a containment dome lowered onto the broken pipe to capture the flow so it could be pumped ...
Other
Apr 11, 2012
0
158
North Americans and Western Europeans love a good mix of alpha-terpineol, 4-methylpentanoic acid and ethyl propionate for dinner, flavor compounds shared in popular ingredients like tomatoes, parmesan cheese and white wine. ...
Other
Dec 15, 2011
1
172
Scientists can now take that "a-ha" moment to go with a method Princeton University researchers developed — and successfully tested — to speed up the chances of an unexpected yet groundbreaking chemical discovery.
Other
Nov 28, 2011
0
164
Physicist Richard Feynman in his famous 1959 talk, "Plenty of Room at the Bottom," described the precise control at the atomic level promised by molecular machines of the future. More than 50 years later, synthetic molecular ...
Other
Nov 25, 2011
5
266
