Determining the passage of time in our world of ticking clocks and oscillating pendulums is a simple case of counting the ...

What makes methanol toxic? The difference is in how methanol is metabolised, or broken down in our bodies. Ethanol is metabolised into a chemical compound called acetaldehyde. Ace ...

Just about everyone knows that water is H2O, meaning two hydrogen atoms and one oxygen atom. What might surprise people is ...

We asked 20 scientists and thought leaders to recall when they realized AI had the potential to change the world.