The optical illusion challenge for the day needs people to put on their thinking caps to find the correct answer. All you get ...

The optical illusion picture involving ‘curved lines’ was posted on Twitter.

Which proves, the lines are actually ALL straight. For more optical illusions, Can YOU find the curved lines in this mind-bending optical illusion? It will drive you round the bend Why not try out ...

How to Make a Curved Graph on Excel. Microsoft Excel 2010 has the ability to smooth the line between data points on a graph to create a curved graph. However, you do not see this option when you ...

Have you ever been on a long-haul flight and wondered why your aircraft is taking a curved route instead of flying in a straight line when you look at the inflight map? why do planes fly in a ...