Thursday, September 20, 2018
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pollen

Better pollen barcoding breaking down barriers to plant identification

Pollen goes back about 491.2 million years, to the Devonian Period. Analysis of its traces have long been used to help solve mysteries related...
Antibiotic Resistance

When miracle drugs stop working

Penicillin was hailed as a “miracle drug” when it went into widespread use in the early 1940s, and with good reason. Before then, even...
Criegee intermediates

Chemists map cascade of reactions for producing atmosphere’s ‘detergent’

Chemists have identified a cascade of reactions for how mysterious molecules known as Criegee intermediates generate hydroxyl radicals – an oxidant that helps remove...
malaria

Mixed-strain malaria infections influence drug resistance

Scientists have documented for the first time how competition among different malaria parasite strains in human hosts could influence the spread of drug resistance. “We...