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The spike is inscribed, "Presented to Col. Frederick Mears by the city of Anchorage in commemoration of the building of the Alaska Railroad 1915-1923."

The Alaska Railroad’s Golden Spike Hammered in by President Harding Will Return to Its Home State

The spike’s installation marked the completion of the Alaska Railroad in 1923. It’s spent most of the time since then in the hands of private owners

A scanning electron microscope image shows sodium carbonates in a sample from the asteroid Bennu. Each needle is less than one micrometer wide by five to ten micrometers in length—for comparison, a human hair is about 100 micrometers wide.

Scientists Discover Traces of Salt Water and Building Blocks of Life in NASA’s Samples From the Asteroid Bennu

Two new papers describe hints to a brine-filled environment on the 4.5-billion-year-old space rock and the presence of amino acids, offering clues to how early Earth got its ingredients for life

Despite gaining national renown after “The Raven” was published in 1845, Edgar Allan Poe never enjoyed great financial success.

On This Day in History

Discover Why ‘The Raven,’ Edgar Allan Poe’s Narrative Poem About a Distraught Lover and a Talking Bird, Remains an American Classic

Published on this day in 1845, the work used alliteration, internal rhyme and repetition to draw in readers, lending it a dark and melancholic tone

Lynx Spider by Manfred Auer won third place in the invertebrate portrait category of this year's Close-up Photographer of the Year contest.

See 15 Winning Images From the Close-Up Photographer of the Year Competition

The annual contest offers a glimpse into the hidden world of tiny scenes, from insects to fish to fungi

The tokens are roughly the size of a half-dollar coin and feature markings etched into their surfaces.

Cool Finds

Archaeologists Discover Ancient Tokens That Roman Soldiers Used to Play Strategy Games

The lentil-shaped objects were unearthed in Hadrianopolis, an ancient city in modern-day Turkey, that once hosted a Roman fortress

The marble head dates to Egypt's Ptolemaic period (305 to 30 B.C.E.), but it was found in a seventh-century C.E. house.

Cool Finds

See the Haunting Stone Face of a Ptolemaic Statue Unearthed Near the Ancient Egyptian City of Alexandria

The statue was found at Taposiris Magna, an archaeological site where some researchers suspect Cleopatra and Mark Antony are entombed

A self-portrait of NASA's Curiosity rover, taken on June 15, 2018

Curiosity Rover Spots Ancient Water Ripples on Mars, Hinting at a Past With Shallow, Ice-Free Lakes

The 3.7-billion-year-old formations in the planet’s Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface

A recently discovered trove of Winnie-the-Pooh materials found new homes in the United States and the United Kingdom after selling at auction.

Cool Finds

Man Finds Rare Trove of Winnie-the-Pooh Drawings and Manuscripts in His Father’s Attic

The papers connected to author A.A. Milne—including original drafts, illustrations, letters, poems and corrected proofs—sold at auction for more than $118,000

The Knickerbocker Theater's roof collapsed under the weight of snowfall, resulting in 98 deaths.

On This Day in History

Nearly 100 Washingtonians Died When a Theater Collapsed in One of the Largest Snowfalls Ever to Hit D.C.

The Knickerbocker Theater disaster, which took place on this day in 1922, killed 98 moviegoers and injured another 133

World leaders gathered in Oswiecim, Poland, to commemorate the 80th anniversary of the liberation of Auschwitz.

Survivors and World Leaders Gather to Commemorate 80th Anniversary of Auschwitz Liberation

The Nazis murdered an estimated 1.1 million people at the death camp in southern Poland before its liberation on January 27, 1945

An Amorphophallus gigas plant bloomed at the Brooklyn Botanic Garden in New York on January 24, with hundreds of flowers producing a putrid stench.

Rare and Stinky ‘Corpse Flower’ Blooms Draw Thousands of Visitors to Gardens in New York and Sydney

People lined up to see—and smell—the blossoms of two pungent plant species, which only bloom for a short time every few years

The golden helmet of Coțofenești at the Drents Museum

Art Thieves Blew Up a Dutch Museum’s Door to Steal an Ancient Golden Helmet From Romania

The blast took place in the middle of the night, allowing the burglars to abscond with four valuable objects connected to Romania’s cultural heritage

Researchers are investigating oyster "blood" as a potential new treatment for antimicrobial-resistant pathogens.

Oyster ‘Blood’ May Be the Secret Weapon in Our Fight Against Antibiotic-Resistant Superbugs, Study Finds

In lab experiments, a protein found in the Sydney rock oyster made some antibiotics more effective and killed several types of illness-causing bacteria

The head of Bathynomus vaderi, a newly described species of giant isopod found in Southeast Asian waters

Researchers Identified a New ‘Supergiant’ Crustacean With 14 Legs—and They Named It After Darth Vader

In recent years, the deep-sea giant isopod has also become a seafood delicacy in Vietnam, where it was discovered

Experts determined that the Japanese hand grenade was inactive.

Staffers Find a Japanese Hand Grenade From World War II at a Museum in Kentucky

After police and the nearby bomb squad investigated to the scene, they announced that the weapon was inactive and safe

Soviet soldiers lead liberated prisoners out of Auschwitz in the winter of 1945.

On This Day in History

The Liberation of Auschwitz—Where More Than One Million Jews Were Killed—Took Place on This Day in 1945

The Nazi concentration and extermination camp was the site of the largest mass murder in human history

Broadway posters as seen in the summer or 2011, when Phantom of the Opera was still running, more than two decades after it opened.

On This Day in History

The Longest-Running Show in Broadway History Opened on This Date in 1988. Read Why Its Legacy Is So Controversial

“The Phantom of the Opera” entertained decades of fans—and lives on even after closing

A Black Brant XII rocket was launched from the Andoya Rocket Range in 2010, 30 years after the Norwegian rocket incident.

On This Day in History

When Russian Radar Mistook a Norwegian Scientific Rocket for a U.S. Missile, the World Narrowly Avoided Nuclear War

The Norwegian rocket incident, which took place on this day in 1995, marked the only known activation of a nuclear briefcase in response to a possible attack

LouLou, an elephant at the Cheyenne Mountain Zoo, was one of five that the Nonhuman Rights Project claimed in a lawsuit should be able to live in a sanctuary.

Elephants Aren’t People and Can’t Sue to Leave a Zoo, Colorado’s Top Court Rules

The court rejected a case to send five African elephants to a sanctuary, saying they have no legal right to demand release under habeas corpus

The recently discovered statue is missing its arms and head.

Cool Finds

A Man Found a Mysterious Statue in a Trash Bag on the Street. It Turned Out to Be a 2,000-Year-Old Greek Artifact

After discovering the ancient artwork in a suburb of Thessaloniki, Greece, the man surrendered it to the police. Authorities are analyzing the statue and investigating why it was abandoned

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