How can we reach space without a rocket? This video explores the space elevator concept, a massive cable stretching from Earth to orbit. Engineers discuss new materials like carbon nanotubes and the ...
DAVENPORT, Fla. — This week’s A+ Teacher started her career as a marine biologist. Kristen Aanerud-Smith has worked at Sea World and The Florida Aquarium. She spent 16 years in that field and now she ...
The façade lighting at the top of the imposing tower in Salt Lake City changes color depending on the air quality.