26 Jun '11, 1am

What do Viking seafarers and honeybees have in common? - - #ScienceCorner

They can (or could) navigate by the sun's position in the sky even on overcast days. The Vikings are suspected to have used crystals as polarisation filters – the fabled sunstones – to detect the pattern of polarisation in daylight, which can pinpoint the sun even if it is hidden. Honeybees have such a filter built right into their eyes and are able to use it to find their way around when out foraging for nectar.

Full article: http://www.science.edu.sg/resources/Pages/ScienceCorner59...

Tweets

Uncertainty in Global Warming Science

skepticalscience.com 26 Jun '11, 5am

Uncertainty in Global Warming Science Posted on 26 June 2011 by hfranzen Since the time of Kepler and Galileo there has be...

Uncertainty in Global Warming Science

skepticalscience.com 25 Jun '11, 4pm

Uncertainty in Global Warming Science Posted on 26 June 2011 by hfranzen Since the time of Kepler and Galileo there has be...

How do our taste buds detect the spiciness of c...

science.edu.sg 20 Jun '11, 1am

If we are talking about a day on the moon – the time it takes the moon to go through a complete light-dark cycle – it is a...

Can a lion's tooth make you wet your bed? - - #...

science.edu.sg 18 Jun '11, 1am

The word Dandelion comes from the French "dent de lion", meaning lion's tooth. That's what the French used to call the pla...

What do elephants chew with? - - #ScienceCorner

science.edu.sg 14 Jun '11, 1am

Unlike humans and most other mammals, elephants have not two but six sets of teeth. And unlike your adult teeth replacing ...

Rick Perry is running as the anti-climate-scien...

grist.org 24 Jun '11, 3pm

If you thought a field full of anti-science blowhards was scary, just wait until you get a load of GOP presidential johnny...