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Topic: Optical Physics

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In Pictures: Space photos of the day: Uranus
In Pictures: Space photos of the day: The Sun
Photos of the Day: Photos of the Day 12/06
Who will host the 2022 World Cup?

The 2018 and 2022 FIFA World Cup hosting rights will be decided in Zurich, Switzerland today. Here's the short list for the 2022 World Cup bid:
In Pictures: Space photos of the day: Gas giants

All Content

How to photograph Sunday's solar eclipse

On Sunday, May 20, the western half of the United States will be treated to a spectacular annular eclipse as the sun sets in the western sky.
In Pictures: Space photos of the day: Uranus
In Pictures: Space photos of the day: The Sun
Photos of the Day: Photos of the Day 12/06
Who will host the 2022 World Cup?

The 2018 and 2022 FIFA World Cup hosting rights will be decided in Zurich, Switzerland today. Here's the short list for the 2022 World Cup bid:
In Pictures: Space photos of the day: Gas giants
Horizons
Are holograms the next step for 3D tech?

3D TV sets and 3D movies are everywhere in 2010. 3D holograms could be next.
Cool Astronomy
Is the universe a big hologram? This device could find out.

Scientists at Fermilab are constructing a 'holometer' to get a closer look at the fabric of spacetime.
In Pictures: Space photos of the day: Heavenly Rings
In Pictures: Space photos of the day: The Moon
In Pictures: Space photos of the day: Hubble
In Pictures: Space photos of the day 08/30
In Pictures: Space photos of the day 08/26
In Pictures: Space photos of the day 08/10
In Pictures: Space photos of the day 07/08
In Pictures: Space photos of the day 07/07
In Pictures: Space photos of the day 07/01
In Pictures: Space photos of the day 06/29
'Large Binocular Telescope' delivers images three times sharper than Hubble

'Large Binocular Telescope' takes the sharpest pictures yet of deep space from Earth.
Source of shimmering colors found in butterfly wings revealed

The butterfly wings contain tiny structures called gyroids that diffract sunlight like a crystal.
In Pictures: Fighting at night
A real life 3D invisibility cloak? Scientists make gold disappear

Scientists in Germany have created a 3D invisibility cloak
Laser sight: NYU's real-life tricorder

A laser-driven device can read an object’s reflected light to decipher its substance.
New ideas on how to hunt for alien life

Column: Looking at hills and valleys on Earth, scientists spot clues on how life affects the land.
Bright Green
A primer on the science of global warming

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Next week's Wisconsin recall: a test drive of themes for Election 2012

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Mae Azango has gone undercover to report on female circumcision, a rite of the Sande society in Liberia that is performed on young girls.

Mae Azango exposed a secret ritual in Liberia, putting her life in danger

When journalist Mae Azango wrote about a secret women's circumcision ritual in Liberia, she received death threats.