Brazilian Amazon fires near level of 2019 crisis

The number of fires in the Brazilian Amazon last month was the second-highest in a decade for August, nearing the crisis levels that unleashed a flood of international condemnation last year, official figures showed Tuesday.

Researchers take a fresh look at the Michaelis-Menten equation

Researchers from Aarhus University challenge one of the cornerstones of biochemistry, the Michaelis-Menten equation. They show that many enzymes in signaling pathways are independent of substrate concentration, because the ...

page 1 from 100