If a volcano erupts under water...

Dr. Susan Humphris explains what hydrothermal vents are and why they're important.

Credit: Woods Hole Oceanographic Institution

Harnessing Wave Energy

Energy from ocean waves seems like the ultimate in renewable fuel, yet research lags behind studies ...

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Star Trek's Warp Drive: Are We There Yet?

Marc Millis, former head of NASA's Breakthrough Propulsion Physics ...
How the Brain Changes as We Grow Up

Brains scans show how the brain's organization changes from childhood ...