A correspondent asked me recently how we know the age of the universe. The answer is calculated from the inverse of the Hubble constant.
DeepMind, the AI company that beat human Go gamers with AlphaGo, has made progress in solving the protein folding problem. But who deserves the credit?
Bacteria that conduct electricity with cables may be involved in everything from cleansing the oceans and enriching the soil to guarding our own teeth.
Fierce debates have occurred among intelligent design theorists — mostly behind the scenes — about the causal role of DNA.