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.

Scientists found the 'secret molecule' that allows Geobacter microbes to exhale electrons over vast distances underground

The whale swam nearly 20 miles upriver before scientists caught up to it.

Mysterious midnight disaster spared critical electronics in iconic alien-hunting telescope called the Arecibo Observatory in Puerto Rico.

Scientists used marine fossils and orbital data to recreate 66 million years of climate history. Its shows that climate change is anything but 'normal.'

One of London's Wildlife Photographer of the Year honorees shows an endangered crocodile carrying 100 babies on his back

A rare look at a three-star solar system reveals wobbly disks of dust that may host a young, three-sunned planet.

In 1961, Russia detonated the Tsar Bomba, the most powerful nuke in history, over a remote Arctic island. New footage has been declassified and shared on YouTube.

Cells intuitively avoided dead-ends in a microscopic maze using a technique called chemotaxis.

A hidden, deep-sea 'hotspot' is carving away this East Antarctic ice shelf from below, new research finds

Two clouds of cold-star forming gas are sailing on the Milky Way's hot nuclear wind, and nobody can explain why.

Researchers scanned the mummified corpses of a cat, a snake and a bird, revealing the grim details of their deaths

Puerto Rico's famous alien-hunting telescope called the Arecibo Observatory took massive damage after a cable snapped in the dead of night.

During a recent storm, waterfalls on the East coast of Australia seemingly flowed in reverse.

If you've never gazed upon the bald butt of a baby tarantula, now's your chance.

Scientists traced a fast radio burst (FRB) to a known star inside the Milky Way for the first time.

Scientists confirm that ‘Dome A’ in Antarctica is the best place on Earth to see stars.

A humpback whale attacked two swimmers with its fins and sent them to the hospital

New NASA imagery shows that the St. Patrick bay ice caps have vanished from Arctic Canada, two years sooner than scientists predicted

Anglerfish are literally missing part of their immune system, but this allows them to permanently fuse during sex, new research suggests

Biologists named 5 newly-described species of Australian "assassin flies" after Thor, Loki and other Marvel heroes.

The United States Space Force has a new recruit in their mission to keep planet Earth safe. His name is Ghost, and he likes to go clip-clop on the beach.

Researchers detected the first underwater methane leak in Antarctica, and the microbes responsible for eating it aren't doing their job.

The stingless Tetragonula bees build nests in strange, spiral shapes. New research offers a reason why.