Jullia Alexander

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Scientists just collected a mysterious 'purple orb' at the bottom of the ocean, but no one could anticipate what happened next

On July 25, a team of scientists and engineers with the Ocean Exploration Trust were exploring the ocean floor off the coast of Southern California when they came across something unexpected: a small purple orb clinging to the underside of a cliff more than 1 mile beneath the surface.<p>The team was …

Ocean Exploration

What the Earth's frozen burps tell us about global warming

Analysis of bubbles trapped in ancient Antarctic ice suggests that as the planet heats up, plants and soils will add more carbon dioxide to the atmosphere<p>“When the earth burps, Law Dome records it,” says Australian climate scientist Dr David Etheridge.<p>Law Dome is a special spot in eastern …