Science

Why We Are Naively Optimistic About Climate Change

Unfortunately, we are failing in the goal to make our children's world better than our own — and those who deny it won't have to see the consequences of their choices, says blogger Marcelo Gleiser.

Who Were Your Millionth-Great-Grandparents?

Our pre-human ancestors are back there somewhere in the deep time that makes up Earth's braided history of life and change — and we are the tip of the spear moving that life forward, says Adam Frank.