Science Friday: Ice Age Co Stars: Horses, Camels, and Cheetahs

Article describing the scientific evolution of theories about the ice ages and glaciation. The international efforts of scientists are noted, as well as the influence of societal mores on how long it would generally take for new ideas to...

Interested Earth enthusiasts are introduced to ice ages. The 26,000-year cycle is charted and the eras named. Several slides are dedicated to the carbon cycle and how it contributes to the changes. The reasons for the cooling of the...

Will all species follow the trilobite down the road to extinction? Discover the changing conditions on ancient Earth that led to both population explosions and mass extinctions with a video presentation. The narrator shows examples...

What happens when stars run out of fuel? Pupils learn the incredible sequence of events that occur as a star nears its end. The video compares and contrasts the events in low- and high-mass stars, detailing the cycle of fusion, energy...

Hear experts provide evidence of Ice Age and glacial movement based on today's geological features. Various measurement tools are used to see what chemicals are found in ice and the atmosphere in order to determine the climate of the...

Scientists discuss their ideas about what led to the extinction of Ice Age animals. Aired Sep. 28, 2007 [7:44]

Spring breakers first gathered in Wakulla Springs, Florida, over 10,000 years ago! A video explains how geologists and archaeologists work together to uncover hidden artifacts from this time period. 

Look at frozen water through cross-polarized light, and zoom in with a macro lens, and you'll find a colorful and intricate landscape. Edward Aites submitted this video to Science Friday. Aites, a photographer and videographer...

Students study the ice age and the causes of it.  In this Ice Age lesson students examine why those animals became extinct and complete activity sheets.

Do stars age gracefully? Young astronomers use colored paper and data on luminosity and temperature to model the changes of a star during its lifetime. They then compare models of stars of different mass and radii.