Carl Sagan
Carl Sagan was an American astronomer, astrophysicist, cosmologist, author, educator and populariser…
Nuclear Electricity Generation
The electricity output from nuclear power generation varies across the World, with…
Electric Generator
An electric generator converts kinetic energy (mechanical movement) to electrical energy. The…
Aurora Borealis (Northern Lights)
Aurora Borealis (Northern Lights) are a visible glow in the northern sky…
ALMA – operational March 2013
The Atacama Large Millimetre / Sub-Millimetre Array (ALMA – Spanish for “soul”)…