Not sure why it took $US2500 and a student design competition to come up with this, but Trevis Kurz has invented a smoke alarm you can change the batteries for with just a broomstick (and your arms). [Housewares]
Change A Smoke Alarm's Batteries With A Broomstick
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The advent of the personal computer wasn’t just about making these powerful machines available to everyone, it was also about making them accessible and usable, even for those lacking a computer science degree. Larry Tesler, who passed away on Monday, might not be a household name like Steve Jobs or Bill Gates, but his contributions to making computers and mobile devices easier to use are the highlight of a long career influencing modern computing.
Can you find the big cat sneaking up on its prey in this amazing photo by wildlife photographer Inger Vandyke? (Note: This is not a troll. The leopard is really there.)