Latest from Focus...
17/04/2014
David Adam describes what it’s like to live with OCD; Leonard Susskind takes us on a whistle-stop tour through the world of quantum mechanics; Helen Keen gives us her unique take on UFOs
Q&A
17/04/2014
Preview: Aurora Dream-Enhancing Headband
16/04/2014
15/04/2014
15/04/2014
15/04/2014
Q&A
14/04/2014
Quiz
The Focus Quiz
Climate change has been in the news again recently with the publication of the IPCC's latest report, but how much do you know about global warming and the greenhouse effect?
Poll

Will you be buying an Oculus Rift? Let us know by voting in our poll…

Would you buy a virtual reality headset made by Facebook? Would you buy a virtual reality headset made by Facebook?

Will you be buying an Oculus Rift? Let us know by voting in our poll…

Q&A

It's where groups of robots are used in collaboration to achieve shared goals. I saw a demo at a conference recently where about 20 robots the size of small toy cars whizzed around like little...

As Archimedes showed over 2200 years ago, the trick lies in boosting the density of the bathwater until it exceeds that of your body. The easiest way to do that is to add salt to the water. But it...

Strictly speaking, the Earth’s gravity will always pull on an object, no matter how distant. Gravity is a force that obeys an ‘inverse square law’. So, for example, put an object...

About a third of the sounds we use for speech don’t use the lips or the front of the mouth, and so can’t be distinguished by a lip reader. Accents normally show most of their variation...

Although it’s considered easier to swim in denser water like salty seawater, it’s primarily human physiology, rather than density differences, that make some temperatures better for...

Amazingly, they can. Many birds recognise individual humans but they probably do this by using a variety of cues, including height, build, colour, clothes or ways of walking. Crows, however, can...

No, the phenomenon known as 'private speech', in which people talk aloud to themselves, particularly when stressed or alone, is perfectly normal.

The Greeks and Romans named most of the planets in the Solar System after particular gods, and we have kept those names in English. Uranus, Neptune and Pluto, all unknown in classical times, were...