6.7-magnitude earthquake in Alaska

The quake took place 3 a.m. EDT (0700 UTC) Friday morning in the earthquake-prone, sparsely populated Aleutian arc, some 400 miles (600 km) from Anchorage.

Video: Translating climate change to music

Imagine setting global warming to music. That's what a student at University of Minnesota has done, basing his composition on actual temperature data since 1880.

Hawaii governor says Thirty Meter Telescope has right to continue

$1.5-billion project halted last month, following demonstrations. Gov. David Ige said to continue, but that one-fourth of telescopes on Mauna Kea should be removed.

Heat wave kills 1,100 in India

A deadly heatwave has gripped India since April. The death toll has now risen to more than 1,100. Cooling monsoon rains are not expected for several more days.

Central U.S. inundated with heavy rain

A month ago, much of Texas and Oklahoma were in drought conditions. This past weekend, they had serious and deadly flooding.

Most dramatic music video ever

Recorded live by the doom metal band Hamferð during the March 20, 2015 total eclipse of the sun above the village of Kvívík in the Faroe Islands.

An octopus senses light with its skin

New research shows an octopus can change skin color in response to light, without input from the eye or brain.

Newly named dinosaur had a keen nose

It was a fierce predator, "not a dinosaur you'd want to mess with," said the scientist whose analysis of an ancient skull revealed a brand new species.

Video: Paddle boarders meet orcas

Imagine you're paddle-boarding, and an orca - killer whale - pops up on the ocean surface near you. Two amazing and beautiful videos, here.

Oldest stone tools found in Kenya

The tools, whose makers may or may not have been some sort of human ancestor, date back to 3.3 million years ago.

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