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Frozen, ancient Lake Vostok and a race against time

Russian scientists are close to striking liquid water in Antarctica's frozen Lake Vostok, which might have been isolated for 15 million years. But Antarctic summer is ending.

Shireen Gonzaga

January 31, 2011

Mt. Kirishima volcano struck by lightning in video

The Shinmoedake volcano on Mt. Kirishima has been erupting for three straight days. See this spectacular video of lightning strikes near this volcanic eruption.

Jorge Salazar

January 28, 2011

Size matters, if you’re a tortoise

For the first time, a team of scientists has shown that islands like the Galapagos strongly favor the evolution of giants - giant tortoises, that is.

Beth Lebwohl

January 27, 2011

Sharks don’t see red

A new study by scientists in Australia shows that sharks don't see their world as we do. The study says that sharks can't see red.

Shireen Gonzaga

January 26, 2011

California’s coming megastorm with Lucy Jones

Scientists believe a winter megastorm is inevitable for California. Such a storm might drop 10 feet of rain in a month. Read more on California's coming megastorm.

Jorge Salazar

January 26, 2011

The Permian–Triassic extinction: Was it a result of fly ash?

Scientists report a likely trigger of the Permian–Triassic extinction was fly ash, fine particles released when coal combusts, which can come from volcanoes.

Beth Lebwohl

January 25, 2011

Amoebas can grow their own food

Certain kinds of amoebas carry a cache of bacteria that will be grown to feed their newly-hatched offspring. That sounds a lot like farming!

Shireen Gonzaga

January 24, 2011

Ice age graveyard unearthed near ski resort in Colorado

Scientists have unearthed an ice age graveyard containing the fossilized remains of mammoths, mastodons, and other creatures from the 10,000 years ago.

Jorge Salazar

January 24, 2011