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SpaceX's Falcon 9 rocket, shown here at its launch Tuesday, is expected to successfully deliver the Dragon spacecraft's payload to the International Space Station, but the rocket again failed to touch down at a free-floating pad in the ocean.

SpaceX Didn’t Land Its Rocket

The third time was not a charm for the Falcon 9

Watercolor illustration of a pony express rider

The Pony Express Was Short-Lived And Costly

The service only lasted 18 months, but became an important icon of the West

New York City Ran a Slave Market

New marker will acknowledge the bustling slave trade that helped build New York

Tour the Theater Where Lincoln Was Assassinated on Google Street View

150 years later, a new view of Ford’s Theatre

These Were 2014’s Most Challenged Books

Native Americans, Iran and gay penguins top the American Library Association’s Top Ten List of Frequently Challenged Books

How Much Water Does it Take to Grow America's Favorite Foods?

From beef to beer, here's how the numbers stack up

Mountaineers Are Taking a New Route Up Everest

They’ll forge their path sans sherpas or oxygen tanks

These Mud Figures Fight Injustice

“Figures” challenges British austerity policies—and an artist’s physical endurance

The observatory atop Mauna Kea

Hawaiians Are Protesting Construction of the World’s Largest Telescope

Native Hawai'ian activists say the volcano-top project is damaging sacred lands

Court Rules Navy Noise Causes Too Much Harm to Marine Mammals

A federal judge declares the National Marine Fisheries Service did not do its job to protect dolphins and whales

Meet Your New Favorite Font

Haas Unica, Helvetica’s long-lost sibling, is back after 30 years in obscurity

Cash-Strapped Museums are Selling Their Art

Faced with budget cuts and debt, museums turn to “deaccessioning”

Urchins Could Be the Next Victim of Sea Star Wasting Disease

The virus that has struck out Pacific sea star populations could now be affecting their Echinoderm cousins

Could NASA Stop on the Moon on the Way to Mars?

NASA's chief of human exploration thinks we'll need a pit stop en route to the fiery planet

High Schoolers Might Code Rather Than Speak French

But proponents of foreign language schooling aren’t pleased

Strawberries growing in hoop houses

Most Plastic Trash Comes From Farms

Here's what they're trying to do about it

An Autonomous Car Just Completed a 3,400-Mile Road Trip

Delphi’s robo-car drove itself across 15 states in just nine days

California’s Drought Is Changing the Way Bay-Area Water Tastes And Smells

The Bay Area’s water is still safe to use, but drought is causing a noxious algae bloom to affect tap water

3D Printing Could Help Developing Countries Predict Natural Disasters

The development of more affordable, 3D printed equipment could save lives

Spending Too Much Time on Homework Linked to Lower Test Scores

A new study suggests the benefits to homework peak at an hour a day. After that, test scores decline.

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