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Checking the clock brainteaser Brainteaser

by David, 20 March 2019 | 6 comments

Brain icon

Terry is inspecting a huge clock. It’s 2:12 and they just finished examining the big hand.

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Half of 12 brainteaser Brainteaser

by David, 16 May 2018 | 0 comments

Brain icon

You probably know that half of 12 is six. But the other day, I caught a glimpse of a clock peeking between buildings. At that moment, I noticed that sometimes, half of 12 is seven. How is this possible?

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A clock that will still tick in 10 millennia News

by David, 15 March 2018 | 3 comments

Close up image of the stainless steel gears of a clock.

Time keeping machines aren’t always built to last, but some do manage to stand the test of time. The Cronulla Clock Tower houses a clock that’s almost 250 years old, for example; the clock in England’s Salisbury Cathedral is still ticking 630 years after it was built.

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Ticking away News

by Pat, 16 August 2013 | 0 comments

Artists impression of an atomic clock for space missions.

It’s a question that millions of people ask every day: ‘What’s the time?’ Knowing the time is an essential part of everyday life and important to scientific research as well.

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These uncertain times Activity

by Pat, 13 February 2013 | 0 comments

‘I know because I measured it!’ you might say. But how uncertain should you be about that measurement?

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Super clock News

by Pat, 5 October 2012 | 0 comments

Protein crystals

A clock that lasts forever, without batteries or winding up, sounds like something from science fiction. Right now, that’s the case. But a research team led by scientists in the USA thinks it might actually to be possible to make such a device.

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