Free VPN: are VPNs safe? What are the hidden risks?

As an internet surfing user, you would agree that there are a million phishing and unsafe websites out there which could jeopardize your life by compromising on your personal identity and even giving out your personal details such as name, age, email ID and phone numbers. You have to trust the website first and then give out your personal details. However, there is no surety on these lines to make sure where you are heading online.

Secrets of the world's toughest creatures revealed

These tiny creatures, sometimes called water bears, can survive radiation, freezing, extreme dehydration and even the vacuum of space. Researchers have now decoded the DNA of two species of tardigrade and uncovered the genes that allow them to be revived after desiccation. The study has been published in the journal, PLOS Biology. Just a millimetre or less in size, tardigrades are believed to be the toughest creatures on Earth. A recent study found that they could survive almost any cosmic disaster that could hit the planet.

Amazon's race to make Alexa smarter

But the product is still a shadow of what the man in charge - Dave Limp - and indeed their owners, hope it will become. "We have thousands of engineers inside Amazon adding to [its] capability every day and then another tens of thousands of developers adding to the skills," he tells the BBC. "The thing I am sure of is that this time next year she will be significantly more intelligent than she is now, and that sometime in the future we will hit our goal of reinventing the Star Trek computer." It's a lofty goal, especially since any attempt to go beyond commanding a weather update or asking for the lights to be switched on is currently asking for trouble.

SOS Alerts feature comes to Google Maps, Search application; here's how it works

Search engine giant Google has introduced a much-needed SOS Alerts feature in its Maps and Search applications to offer real-time critical information to users on natural disasters nearby.

Mitsubishi blends MPV and SUV in curious looking Expander

Mitsubishi has been teasing a new high-riding family car for quite some time, and it has finally arrived in the form of the slightly oddball Expander. The world is going crazy for four-wheel drives at the moment but Mitsubishi has taken a different path with its latest car, instead running with the strange MPV/SUV hybrid shape you see here.

Robot 'drowns' in fountain mishap

The stricken robot, made by Knightscope, was spotted by passers-by whose photos of the aftermath quickly went viral on social media. For some, the incident seemed to sum up the state of 21st Century technology. "We were promised flying cars, instead we got suicidal robots," wrote one worker from the building on Twitter.

Robot 'drowns' in fountain mishap

The stricken robot, made by Knightscope, was spotted by passers-by whose photos of the aftermath quickly went viral on social media. For some, the incident seemed to sum up the state of 21st Century technology. "We were promised flying cars, instead we got suicidal robots," wrote one worker from the building on Twitter.