Uncategorized
- Chemistry
New devices could help turn atmospheric CO2 into useful supplies
New electrochemical cells transform carbon monoxide into useful chemical compounds like ethylene and acetate much more efficiently than their predecessors.
- Archaeology
People in the Pacific Northwest smoked tobacco long before Europeans showed up
Ancient indigenous groups in the Pacific Northwest used tobacco roughly 600 years before European settlers ventured west with the plant.
- Archaeology
Ancient South Americans tasted chocolate 1,500 years before anyone else
Artifacts with traces of cacao push back the known date for when the plant was first domesticated by 1,500 years.
- Chemistry
Zapping substances with electrons can quickly map chemical structures
Speedy molecular identification originally developed for proteins might benefit crime lab researchers and drugmakers.
