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Tracking time is one of those things that seems easy, until you really start to get into the details of what time actually is. We define a second as 9,192,631,770 oscillations of a cesium atom. However, according to Einstein's ...
At a young age, we're told how the sun warms Earth and makes life possible. That idea sticks with most of us for life. But when we want to understand things more thoroughly and we dig more deeply, we learn that Earth has ...
A new study led by researchers from Oxford University, Southwest Research Institute and the Planetary Science Institute in Tucson, Arizona has provided the first evidence of significant heat flow at Enceladus's north pole, ...
Earth's atmosphere is an impediment to astronomical observations. Not only is cloudy weather a problem, but temperature fluctuations in the atmosphere mean that ground-based telescopes require sophisticated adaptive optics ...
Sometimes space exploration doesn't go as planned. But even in failure, engineers can learn, adapt, and try again. One of the best ways to do that is to share the learning, and allow others to reproduce the work that might ...
The United States and China are locked in a contest to be the first country to send humans to the lunar surface in half a century. But there's a developing twist: an emerging competition between American companies to build ...
Interest in the moon has been high—just in the past two years there have been 12 attempts to send missions to the moon, nearly half of which private companies undertook. With so much activity, it's important to start thinking ...
Despite the ongoing government shutdown, NASA did manage to complete a major milestone in its effort to send astronauts back to the moon.
Dust brought back to Earth by China's Chang'e-6 mission contains rare meteorite relics that could change our understanding of sources of water and other life-essential ingredients in our solar system.
It's been more than 18 months since NASA narrowed to three the field of competitors vying to build the nation's next moon rover.
