Phil Muncaster takes a look at the week's hottest tech stories, including Digital Economy Bill amendments, another Facebook privacy breach, Google's censorship woes continue and Yahoo Mail accounts are hacked in China.
Could be used for everything from search-and-rescue robots to wearable tech
Don't require the rare material being mined from the mountains of South America
IBM hopes that its new tool will avoid bias in artificial intelligence
Found by calculating the strength of the material deep inside the crust of neutron stars