A lightning bolt that traveled 440 miles across the sky of southern Brazil in 2018 has been confirmed as the biggest in history.

Here are the stories behind the most amazing images in the world of science this week. A recap of the coolest photos featured on Live Science.

NASA combined 10 years of solar observations into a single, gorgeous time-lapse video.

A suite of new maps reveal the lost, undersea continent of Zealandia in more detail than ever before.

A powerful magnitude 7.4 earthquake struck the southern coast of Oaxaca, Mexico this morning, killing at least one person.

The Siberian town of Verkhoyansk just recorded a 100-degree Fahrenheit day — the hottest in Arctic history.

A strange balloon-shaped 'UFO' appeared and disappeared over the city of Sendai, Japan on Wednesday (June 17).

Using thousands of seismic wave recordings, researchers mapped the mysterious 'blobs' deep below the Pacific Ocean and found they are even bigger than imagined.

Boston Dynamics' robot dog 'Spot' is now for sale for a cool $74,500.

Scientists hunting for neutral hydrogen — a rare molecule that predates every star in the universe — just took a step closer to catching their prize.

The Tuscan town of Fabbriche di Careggine was flooded in 1946 to make room for a hydroelectric dam. It could make a rare appearance above water next year.

Photographs of a shark bearing strange, circular scars could be evidence of a rare giant squid encounter, researchers say.

The discovery of two new ancient supereruptions suggests the Yellowstone hotspot might be waning.

The George Floyd protests against police brutality and systemic racism follow on the heels of many other significant protests that have changed the course of history.

An underwater plateau near New Zealand was likely created by the 'largest volcanic outpouring' in Earth's history, a new study suggests.

RMS Titanic Inc., an official salvager of the Titanic shipwreck, will now be allowed to cut open the ship and remove its telegraph.

Twin shock waves produced by the galaxy's central black hole could have inflated the gargantuan Fermi Bubbles about 6 million years ago, a new study suggests.

Researchers studied bite marks on more than 2,000 dinosaur bones and found that some of them were cannibalized.

Scientists used sonar and gravimeters to measure the gargantuan Pūhāhonu volcano in Hawaii — and it's the world's biggest.

Scientists estimate that global daily carbon dioxide emissions dropped by as much 17% during the peak of the coronavirus pandemic.

Researchers discovered a new species while looking at Twitter photos. They have named the parasite Troglomyces twitteri.

A series of 'forgotten' volcanic eruptions could explain accounts of the moon 'vanishing' in A.D. 1110.

Researchers figured out why this galaxy looks like an enormous X in invisible radio light.

Comb jellies in the Baltic Sea eat their own larvae when the local food supply runs out every summer.