regions
Estuaries on the northwestern coast of Madagascar are featured in this image photographed by an Expedition 28 crew member on the International Space Station. Regions where fresh water flowing in rivers and salt water from the seas and oceans mix are called estuaries, and they are among the most biologically productive ecosystems on Earth. This [...]
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Take One Minute of your time to marvel at the longevity of the Mars Odyssey spacecraft. Since 2001, it’s been monitoring seasonal changes on Mars from year to year and making detailed maps of most of the planet. In 2002, the spacecraft detected hydrogen just below the surface throughout Mars’ high-latitude regions. The deduction that [...]
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