by sindy. Science
November 14, 2003 -- The earliest applications of trigonometry were in the fields of navigation, surveying, and astronomy, in which the main problem generally was to determine an inaccessible distance, such as the distance between the earth and the moon  More >

by sindy. Science
November 14, 2003 -- The transfer of information between nerve cells occurs when chemicals called neurotransmitters are released into the synapse, the junction between neurons. Electrical impulses in the neuron cause tiny vesicles loaded with neurotransmitters to move to the tip of the nerve terminal where they are released.  More >

by sindy. Science
November 14, 2003 -- K-bot: Putting a human face on computers



By Jonathan Amos
BBC News Online science staff


Meet K-bot, probably the most sophisticated robot head yet developed.  More >

by sindy. Science
November 14, 2003 -- Tiny Air Bubbles Create the Sound of the Sea  More >

by sindy. Science
November 14, 2003 -- Brazilian scientist Alexander Kellner describes a previously unknown type of pterosaur during an interview in Rio de Janeiro, July 18, 2002. The find is important both for the oddity of its cranial crest and for the insight that the animal offers into how pterosaurs hunted for food, the researchers said. They named it Thalassodromeus sethi, meaning 'sea runner' and 'Seth,' for the ancient Egyptian god of evil and chaos. Kellner said Thalassodromeus, which lived 110 million years ago,  More >

by sindy. Science
November 14, 2003 -- CLOUDS OF ATOMS ARE LINKED BY A WEIRD QUANTUM YOKE  More >