Humidity may be the key to super-lubricity 'switch'

Sometimes friction is good, such as the friction between a road and a car's tires to prevent the vehicle from skidding. But sometimes friction is bad—if you did not put oil in that very same car, there would be so much ...

Energy crisis: The five challenges for 2023

How will the map of global energy change? Will sky-high energy prices boost renewables? How will the industrial landscape shift? What will the lasting economic impacts be? How will the energy crisis affect climate action? ...

Climate Questions: Does what I do matter?

Can people's individual actions make a difference in how much carbon dioxide is emitted on an international scale? International organizations like the United Nations have called on individuals to limit their carbon footprint ...

page 1 from 23