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Start by figuring out the patterns in their language, says SETI researcher John Elliott.
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Good Things Delivered in Small Packages
NASA recently asked industry for concepts of small robotic landers for missions to the Moon. What could such machines accomplish?
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The outing of Nevada’ secret air base may be news, but it’s not new
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The tiltrotor begins White House duty
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Boeing sends one of its military models out onto the factory floor.
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Japan’s Kirobo Robot Brings Cute to the Space Station
The 13-inch astro-bot begins a year-and-a-half tour in orbit
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Students in the Mars Yard.
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The crew of Bockscar dropped the Fat Man bomb over Nagasaki just three days after the first nuclear weapon hit Hiroshima.
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A retired spacecraft is sent on a new orbit around the sun.
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Hey, What’s That Satellite Overhead?
These handy websites and smartphone apps eliminate the guesswork
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A rare da Vinci codex on birdflight goes on display at the National Air and Space Museum
Leonardo da Vinci, Birdwatcher
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Scientists always color inside the lines.
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Performing a routine engine check.
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If you thought you were safe in the air, think again.
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Early Airplanes on Lake Michigan
A Langley airplane prepares for a flight.
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500 years after Leonardo, the mechanics of bird flight still enthralls.
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How hot was Apollo 13 on reentry?
For the answer, we turned to James Lovell.
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How I survived my first test at the “rocket ranch”
Baptism by Ramjet.
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Aerospace in mixed media
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NASA needs a space taxi. The likely pick is SpaceX—but don’t count out Colorado-based Sierra Nevada.
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