Hawaii

A spectacular outburst of jet lightning, also known as "gigantic jets," was captured by the Gemini Observatory’s cloud camera on Mauna Kea in Hawaii on July 24, 2017.

A rare parasitic worm that can infect people's brains is causing concern in Maui.

The Earth's mantle retains traces of primeval materials that are older than the moon, which formed a scant 100 million years after the solar system's coalescence.

Hawaii's ecosystems are under scientific scrutiny this month.

A new poll from Gallup-Healthways shows which states had the highest and lowest well-being in 2016.

Here's how each state ranked in a new national survey of well-being from Gallup-Healthways.

Part of a 26-acre lava delta on Hawaii's Big Island collapsed into the ocean on New Year's Eve.

Next time he's vacationing in Hawaii, President Barack Obama might just bump into his new namesake: a pink, yellow and blue coral-reef fish that researchers have named in the president's honor.

Scientists recently traveled thousands of feet below the ocean's surface to explore mysterious marine mountain environments as close as 70 miles off the Hawaiian coast.

Deep underwater off the coast of Hawaii, a mysterious, mountainous world hosts rare and unusual creatures.