The greening of Earth’s northerly latitudes

Temperature and vegetation growth at northern latitudes now resemble those found 4 degrees to 6 degrees of latitude farther south as recently as 1982.

Bursts of star formation in the early universe

Galaxies have been experiencing vigorous bursts of star formation from much earlier in cosmic history than previously thought, according to new observations.

Recap of the 2012-2013 U.S. winter

Yes, this winter was cooler than last winter. But it still ranked as the 20th warmest winter recorded since record-keeping began.

Video: Comet PANSTARRS and a young moon

In this sped-up video from Fred Espanek - aka Mr. Eclipse - Comet PANSTARRS and a young moon set in the west behind some Arizona mountains.

New way to store heat from the sun

Paraffin encapsulated in beach sand material can be used as a new way to store heat from the sun.

ALMA Telescope officially goes online

When running at maximum observational power, ALMA will see the universe in a resolution 10 times greater than that of Hubble Space Telescope. Its altitude - above 40% of Earth's atmosphere - is part of what makes it so powerful.  

Favorite photos of Comet PANSTARRS

Your photos - the best photos - the most recent photos - of this wonderful comet, now visiting the March 2013 skies as seen throughout the world.

Comet PANSTARRS near last night’s moon

Many saw the comet near the moon on the evening of March 12. Did you look for it and not see it? Try these tips for spotting Comet PANSTARRS.

As seen by NASA SDO, two transits across sun’s face in same day

On March 11, Earth passed in front of the sun as seen from the orbiting observatory. Then the moon passed in front of the sun, later that same day. Cool photos here.

Oldest known albatross Wisdom hatches a new chick

At 62, the Laysan albatross Wisdom is one of the oldest wild birds known to be living in the world today. Yes, her new chick is adorable.