Becky Oskin

Damaging, deadly tornado clusters are becoming more common, a new study finds.

A new study reveals how Greenland's unstable ice age climate was influenced by Atlantic Ocean currents.

There may be other explanations for 150,000 missing Adélie penguins presumed dead in Antarctica.

A powerful greenhouse effect can destroy a planet's chances of hosting life, a new study suggests.

Strange and sudden earth movement that caused a gaping gash and a deep booming sound in a Michigan forest is being explained as a "pop-up" in the bedrock.

Mother Nature can't take the blame for the recent string of record-breaking heat waves, a new study finds.

The power source for Earth's magnetic field may be magnesium minerals trapped in the core since our planet's violent birth.

Blue-ice areas are patches of ice where wind and evaporation have scoured glaciers clean of snow.

Two volcanic islands that were recently born in the Red Sea are providing scientists with new information about a little-known rift in Earth's crust.

The jet stream off the East Coast of the United States controls an important climate pattern in the Atlantic Ocean.

Forecasters are calling for another quiet hurricane season in the Atlantic this summer.

Billions of by-the-wind sailors, also called Velella velella, could wash ashore in coming months because of favorable water temperatures and onshore winds.

Here are some of the other amazing advances in animal surgeries.

The West can expect its warm and dry weather to continue through the summer, while the central Plains will be relatively cool and wet.

Massive glaciers in the southern Antarctic Peninsula suddenly started to crumble and melt in 2009.

The genome of 35,000-year-old wolf rib from Siberia suggests huskies carry ancient wolf DNA.

Four giant craters were discovered on the floor of Switzerland's Lake Neuchâtel.

A citizen-science project will examine the microbiome of cats' digestive systems, in both house pets and wild animals.

The longest consecutive train of Kelvin-Helmholtz waves ever seen in the sea was spotted in the Atlantic Ocean's Romanche Fracture Zone.

A vast Antarctica ice shelf that partly collapsed in 2002 has only a few years left before it fully disappears.

Thanks to Twitter, the chances of spotting the aurora borealis are getting better, a new study reports.

A new model from the Los Alamos National Laboratory in New Mexico reveals the Southern Ocean is a turbulent rush of swirling eddies and currents.