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10 everyday objects
Poll

We're now using contactless debits cards and apps to buy stuff. But would you like to wave goodbye to money?

Would you like a cash-free society? Would you like a cash-free society?

We're now using contactless debits cards and apps to buy stuff. But would you like to wave goodbye to money?

Q&A

The closest equivalent is probably the Bombardier beetle (Brachinus species). These store hydroquinone and hydrogen peroxide in separate chambers in their abdomens. When threatened, the beetle can...

Baby talk or 'motherese' is nearly universal in human cultures and also found in Rhesus monkeys. It is characterised by generally higher pitch, greater pitch variation and a more musical rhythm...

It’s still a mystery. We understand a lot (and more all the time) about how the brain’s sensory and memory systems work, and how its frontal lobes plan actions and make decisions. But...

Most kettle whistles consist of two parallel metal plates with a hole running through them through which steam passes. The whistling sound is the result of this flow of steam making the air...

The time taken for the Moon to spin on its axis is almost exactly the same as the time it takes to orbit the Earth. Hence, the Moon always keeps the same side pointing our way. This is not a...

According to Albert Einstein, space and time are simply different aspects of the same entity now called ‘spacetime’. It therefore seems plausible that they came into existence...

Like the rest of the Earth’s landmass, Antarctica is affected by ‘continental drift’, and is propelled across the face of our planet by the roiling motion of convective currents...

Most reports of the discovery of the Higgs boson at the Large Hadron Collider in Geneva in 2012 focused on its role in explaining the origin of mass. But for physicists, the real excitement lay in...

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