The excess CO2 in Earth's atmosphere will remain for hundreds of years. An atmospheric scientist explains the need to reduce that excess as we shift to renewable energy.
How ocean earthquakes generate tsunamis --and where tsunamis can occur
A report on the 2015 experiments at the Large Hadron Collider, now at unprecedented 13 TeV energy
One of our foremost physicists discusses two projects: the cyclic universe and quasicrystals
Was there a human factor in the Ice Age extinctions of large mammals?
Cells make decisions that turn out to be random. Professor Kondev explains the implications of that surprising discovery.
Sometimes polluted land can be restored. Some case histories...
The distinguished ecologist Kamal Bawa talks about his new book on the Himalayas, his research, and his ATREE institute
What we can do to speed up the transition to renewable energy, despite Big Oil's well funded resistance
Why public acceptance of wind power can differ from one community to another
A very engaging discussion of the human genome project by one of the researchers involved