Where did the first sugars come from?

Two prominent origin-of-life chemists have published a new hypothesis for how the first sugars—which were necessary for life to evolve—arose on the early Earth.

Smelly seaweed bloom heads to Florida

A large mass of Sargassum "seaweed" circling around the Gulf of Mexico may soon wash up along the U.S. coast near Florida—depending on the right combination of currents and wind. The bloom, which may likely be the largest ...

Surprise effect: Methane cools even as it heats

Most climate models do not yet account for a new UC Riverside discovery: methane traps a great deal of heat in Earth's atmosphere, but also creates cooling clouds that offset 30% of the heat.

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