Conservators working on the H.L. Hunley

New Clues About Why the Confederate Submarine H.L. Hunley Sank

An emergency keel-block release suggests the crew did not panic, meaning they may have been incapacitated when the sub went down

Study Suggests Neanderthals Sparked Their Own Fire

Hand-axe wear suggests our hominid cousins used flint and pyrite to unleash Prometheus' gift

Noctilucent clouds.

Climate Change Is Responsible for These Rare High-Latitude Clouds

A study shows that methane emissions are responsible for the increase of noctilucent clouds, which glow eerily at night

Egyptian Authorities Open Sealed Ptolemaic-Era Sarcophagus

Rampant speculation about what was inside the black granite tomb has swirled since the relic was first discovered at a building site in Alexandria

Chicago Says Goodbye to Its Last Tiny Waterfall

Niagara, it was not

Two tacos, extra ghost pepper sauce, please!

Tree Shrews Love Hot Peppers Because They Don't Feel the Burn

A genetic mutation prevents Chinese tree shrews from feeling the heat of capsaicin, making them the only other mammal besides humans that enjoys hot foods

Plans for the Emanuel Nine Memorial Unveiled

The monument to the nine black parishioners slain in Charleston in 2015 will include two wing-like benches that arc around a marble fountain

Jupiter Officially Has 12 New Moons

The new satellites are mostly tiny and include one oddball that is on a collision course with some of the 78 other moons orbiting the planet

Indian Supreme Court Orders Government to Restore the Taj Mahal — or Demolish It

After the government failed to file plans for restoring the monument, which is discolored by bug poo and pollution, the court has demanded action

Drought Reveals Giant, 4,500-Year-Old Irish Henge

The circular structure in the Boyne Valley was discovered by drone photographers searching for signs of hidden Neolithic sites

Anna Freud's signet ring.

Exhibit Reveals Rings From Freud's "Secret Committee"

The founder of psychoanalysis handed out the rings to students, colleagues and friends who supported and spread his theories

Man With World's Longest Fingernails Finally Gets a Manicure

After growing out the nails on his left hand for 66 years, Shridhar Chillal has sold the 31 feet of keratin to Ripley's Believe It Or Not

A human wrist (and wristwatch) imaged with the new 3D, color x-ray machine developed by MARS Bioimaging.

Check Out These Awesome New 3D, Full-Color X-Rays

The scanner uses technology developed for the Large Hadron Collider

Oldest Stone Tools Outside Africa Unearthed in China

Six artifacts date to 2.1 million years ago, potentially rewriting what we know about which species led the migration out of Africa

Coral Reefs Need Fewer Rats and More Bird Poo

A study of rat-infested islands in the Chagos show that a lack of seabirds--and their guano--degrades surrounding coral ecosystems

A Roman fish processing factory in the city of Baelo Claudia

Romans May Have Hunted Whales to Extinction in Their Home Waters

New analysis suggests that right and gray whales were not only once present in the Mediterranean Sea but likely common in the region

Oldest Greek Fragment of Homer Discovered on Clay Tablet

The verses come from the ancient city of Olympia and date to the Roman era

Researchers Find More Evidence for the Higgs Boson

Analysis of years of data from the Large Hadron Collider shows evidence the particle decays into bottom quarks

Pink Was the First Color of Life on Earth

Researchers have found bright pink pigments in 1.1 billion year old fossils of cyanobacteria drilled in West Africa

This Beer Was Developed For Breast Cancer Patients

A Czech brewery's Mamma Beer is alcohol free and slightly sweet to help overcome the metallic taste of "chemo mouth"

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