The WordWorld Lots of Letters DVD Box Set features 16 episodes from the popular WordWorld. Join the WordFriends from WordWorld for some learning adventures. Letters are everywhere and these fun ...

青少年时期的曼努埃尔·施皮茨坎（Manuel Spitschan）发现，和他的父亲一样，当他感到想打喷嚏时，看向明亮的光线会诱发喷嚏。这种看似有趣的家族怪癖实际上源于遗传：施皮茨坎和他的父亲都患有光喷嚏反射——也称为常染色体显性强迫性日光眼外爆发 ...

少年时期的曼努埃尔·施皮茨坎（Manuel Spitschan）发现，和他的父亲一样，当他感到想打喷嚏时，看强光会诱发喷嚏。这种看似有趣的家族怪癖实际上源于遗传：施皮茨坎和他的父亲都患有光喷嚏反射——也称为常染色体显性强迫性日光眼爆发（Autosomal Dominant ...

WordWorld is an Emmy Award-winning children's television series partially funded by the United States Department of Education as part of the Ready to Learn literacy initiative targeted to 3- to 7-year ...

Does looking at the sun make you go ACHOO? Researchers are still trying to solve the mystery behind the solar sneeze. Imagine walking out of a movie theatre into the bright afternoon sun when suddenly ...

Have you ever looked at a bright light or the sun (a pretty bright light) and had to sneeze? If so, you have been blessed genetically with the ACHOO syndrome or photic sneeze reflex (PSR). The acronym ...

Last night's episode had media mistakes and too much romance ...

Oh, the excitement of a beautiful, sunny day. Even if it's a chilly winter day or after a few days of rain in the spring or summer, that bright orange ball is always welcome. The sun is a natural mood ...

Photic sneeze reflex, officially known as ACHOO syndrome, causes sudden sneezes when exposed to bright light. This reflex affects up to 35% of people and is linked to the crossing of optic and ...

WordWorld, the three time Emmy Award-winning television series partially funded by the U.S. Department of Education, debuts its third season October 4, 2010 at 11:00am on WTTW11. These new episodes ...

The sun does wonders for our bodies overall. It's a natural mood stimulator because it gets that happy, feel-good hormonal chemical serotonin flowing, so to speak. Even when we're feeling fine, ...