3 easy ways to get more sun during the workday

Here's how to harness the sunlight, even if you're sitting in an office all day.

We're mid-way through summer, but if you work full-time, you may not be feeling the season's full benefits.

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NASA releases stunning image of ISS crossing in front of the sun

Strangely, the sun showed no sunspots at the time the photo was taken.

Image source: Rainee Colacurcio
  • The photo shows the International Space Station as it orbits the Earth, as it does every 90 minutes.
  • The photo is remarkable because it offers a glimpse of the star at a time when there were no sunspots.
  • In November, astronauts aboard the ISS plan to grow Española chili pepper plants.
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Arctic amplification: How the albedo effect speeds up global warming

The more Greenland melts, the more Greenland melts. Here's why.

  • The Arctic right is currently warming about twice as fast as the rest of the world.
  • Ice is white and bright and is able to reflect solar energy back into space. When it melts and exposes dark, open ocean, that open ocean absorbs more sunlight and more energy. This creates a kind of feedback loop.
  • The darkness absorbs more solar energy — more sunlight. In turn, this accelerates the melt of the ice.
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Lunar and solar eclipses make animals do strange things

Spiders, fish, birds, and bats all break with their daily routines.

For most animals, the structure of their day – and indeed their year – depends on the light-dark cycle.

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NIKLAS HALLE'N/AFP/Getty Images

The summer solstice marks the official start of summer. It brings the longest day and shortest night of the year for the 88 percent of Earth's people who live in the Northern Hemisphere.

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