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Absent-minded sun worshipers can retrofit a regular hat with a UV index sensor to remind them to re-slather on sunscreen.
It may not be surprising that appealing to our vanity works better than a biology lecture, but the extent to which the approach increases sunscreen use is sizable.
When you wish you had an extra pair of hands, two extra robot fingers could be enough. Also, the "holy grail of comic books" is up for grabs!
They're too tiny to see, but a new form of light-sensitive nanoparticles could flood the world with solar power.
Don't forget to pack this week's freebies, which include a pocket-size wireless access point and a set of international travel plugs that work in the U.S., U.K., European Union, and Australia.
This successful Kickstarter project lets you make anything from printed circuits to brass earrings and molds for precision parts.
Is it hot in here? The Earth is as close to the sun today as it will be all year. Time to break out the sunscreen.
We've seen a lot of solar activity in the last few months as the sun nears the active peak in its 11-year cycle.
Corvette's exposed-weave carbon fiber is protected from the sun's harmful rays with a special clear coat.
A device developed in Sweden changes color as the risk of over-exposure progresses to warn wearers when it's time to get out of the sun.