Online shopping is often fraught with uncertainly. It might be Robert Downey Jr when you see the photos but you might end up getting Jeffery Dean Morgan instead. But these days, online retailers usually have rating and review systems so real people can leave their impressions on the quality of products. Hearing somebody else's verdict on online goods -- if it's positive -- has the power to put your mind at ease and hit the "buy" button. But perhaps you shouldn't so readily trust the opinions of strangers when you shop online. Here's why.
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Fake reviews are everywhere online. If you want to check whether a particular hotel's reviews are real before you book it, the Review Sceptic tool can help.
Predicting the future is near impossible -- but that doesn‘t stop us all from having a red hot go. Human beings have been predicting the future since the beginning of history and the results range from the hilarious to the downright uncanny.
One thing all future predictions have in common: they‘re rooted in our current understanding of how the world works. It‘s difficult to escape that mindset. We have no idea how technology will evolve, so our ideas are connected to the technology of today.