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Does a pelican swallow everything it catches in its pouch?
Pelicans can swallow all the fish they catch in their huge bills - but it helps if they drain out excess water first. Read more about the pelican here.
May 29, 2008
How do hummingbird chicks’ long beaks fit in the tiny eggs?
The beak can fit inside the egg - because, when the tiny chick hatches out, the beak is just a tiny bump on the chick's head. Read more about the hummingbird.
May 29, 2008
What holds fog together?
Even though the water droplets that make up fog may seem suspended, they're actually falling. They're just not falling very fast.
May 17, 2008
Clear skies over Arctic cause more melting
More Arctic sea ice melts under sunny and clear skies. Why is that important? Because sea ice is one of the most visible manifestations of climate change.
May 3, 2008
How did sand in the desert get there?
Nearly all sand in deserts came from somewhere else - sometimes hundreds of kilometers away. Read more about sand in the desert here.
May 2, 2008
Is there good ozone and bad ozone?
You hear weather reports about dangerous levels of ozone, then you hear that we're in big trouble because our ozone layer is thinning.
May 2, 2008
Do flowering plants have sexes?
Most flowers have both male and female parts - but some flowering plants have separate male and female flowers.
May 1, 2008
Water below Antarctic ice might harbor life
Mysterious microbes might be lurking beneath Antarctica ice sheets. Oceanographer Chuck Kennicutt is interested in how organisms would make a living out of these cold, dark environments, and believes that the discovery and analysis of such microbes could shed light on how life evolved on our planet.
April 1, 2008
Antarctic snowfall not as heavy as models predict
Extra Antarctic snowfall could slow sea level rise, as more water stays in the ice sheets. Learn more about what this means.
March 29, 2008
Arctic seals vulnerable to fast pace of change
Scientists at work in the Arctic say the pace of change there is now so rapid that some creatures might not be able to adapt. For example, Arctic ringed seals give birth and nurse their young in caves dug out on the snow-covered ice.
March 26, 2008
