Tag Archives: Nobel Prize

Measuring the Universe from start to finish

THE HUBBLE SPACE TELESCOPE CAN BE USED TO TAKE MEASUREMENTS THAT WILL HELP ANSWER SOME OF THE BIGGEST QUESTIONS ABOUT THE UNIVERSE. CREDIT: NASA/STSCI.
THE HUBBLE SPACE TELESCOPE CAN BE USED TO TAKE MEASUREMENTS THAT WILL HELP ANSWER SOME OF THE BIGGEST QUESTIONS ABOUT THE UNIVERSE. CREDIT: NASA/STSCI.

Scientific puzzles don’t come much bigger than these. How old is the Universe? How big is it? And what is its ultimate fate?

A single number, Hubble’s constant, is the key that can unlock all of those questions, but it’s a number that has proved notoriously hard to accurately measure. Hubble’s constant is the rate at which the Universe is expanding. The first team to accurately make that measurement was co-led by Jeremy Mould, now a professor at Swinburne University of Technology and professorial fellow at the University of Melbourne. Continue reading Measuring the Universe from start to finish