Considered one of the first true web 2.0 sites on the net, Flickr combines a photo sharing service with a blog. Its online community tools such as the facility to tag photographs and allowing them to be browsed has helped boost its popularity. It is estimated that over two billion photographs have been stored on the site.The danger:
While the idea of allowing your child to upload any pictures on Flickr may be worrying the website classifies every image on the site preventing under age users from accessing moderate or restricted images.Estimated users:
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.