The top ten posts of the week, all lit up with LEDs

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TreeHugger was on skeleton staff this week, but those not traipsing around Las Vegas used their MacGyver-like skills to cobble posts together out of old yarn, coconut oil, squished light bulbs and a bit of canvas.

10. MacGyver actor Richard Dean Anderson rode 5,641 miles from Minnesota to Alaska when he was 17

MacGyver/Promo image

The hair! The sunglasses! And now we learn, the bike!

More: MacGyver actor Richard Dean Anderson rode 5,641 miles from Minnesota to Alaska when he was 17

9. Do small apartments really pose a health risk?

© nARCHITECTS

Tiny houses and apartments are big subjects of discussion these days, but is it healthy to cram people into small spaces like this? Kim notes that it "t it seems rather tenuous to link mental health risks with a micro-unit design that incorporates generous common spaces to improve the overall living experience."

More: Do small apartments really pose a health risk?

8. Urban Rough Sleeper: Expandable backpack shelter for the homeless

© Ragnhild Lübbert Terpling

It is "an expandable, multifunctional mobile backpack shelter for homeless individuals sleeping rough on city streets, also doubling as portable storage for possessions." But it is also a clever bivy sack design that might be used for camping. The discussion in comments raises a lot of interesting issues.

More: Urban Rough Sleeper: Expandable backpack shelter for the homeless

7. The Faraday Bike is the prettiest electric assist bicycle you will ever see

Lloyd Alter/CC BY 2.0

Hidden among the dross of cellphone cases and celebrity headphones at CES was the absolutely lovely gem of a Faraday electric assist bicycle.

More: The Faraday Bike is the prettiest electric assist bicycle you will ever see

6. This looks like a fluorescent tube, but it's actually a 41% more efficient LED lamp

© Philips

This doesn't look like much, but it is really important, an LED replacement for the 12 billion fragile glass mercury filled fluorescent tubes in stores and offices around the world.

More: This looks like a fluorescent tube, but it's actually a 41% more efficient LED lamp

5. Innovative Philips SlimStyle LED bulb goes on sale for $9.97 (short review)

© Michael Graham Richard

This doesn't look like much either, but Philips is innovating again, figuring out how to build an LED replacement bulb without the big heavy and expensive heat sink. They just flatten the bulb and increase the surface area, and spread the LEDs out along the edge. Brilliant.

More: Innovative Philips SlimStyle LED bulb goes on sale for $9.97 (short review)

4. How to keep your hands moisturized during winter

veganbaking/CC BY 2.0

This is really interesting: commercial hand lotions have "polyethylene gycol (PEG), designed to help moisturizers penetrate the skin. Remember that PEG opens up pores, which allows every other hazardous chemical swifter access to blood vessels." Katherine offers an alternative.

More: How to keep your hands moisturized during winter

3. Skinny micro-housing designs lets you live between buildings

© Mateusz Mastalski and Ole Robin Storjohann

There is often a lot of space wasted between houses. Here's a proposal to put skinny houses between them. Perfect for the narrow-minded.

More: Skinny micro-housing designs lets you live between buildings

2. Open source DIY electric car can be built in less than an hour

© OSVehicle

"What if there was a DIY vehicle platform that was not only affordable, but also street-legal, open source, and versatile, with the option for an electric drivetrain or an integrated hybrid engine?" That would be pretty cool. Most people would have trouble getting it out of the packaging in less than an hour, but it looks like a great dune buggy.

More: Open source DIY electric car can be built in less than an hour

1. "Why bother knitting a scarf?"

Jenia M/CC BY 2.0

Katherine gives four good reasons. How she has time, I have no idea.

More: "Why bother knitting a scarf?"

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