- How to Choose an LED Light Bulb
There are now many general-purpose consumer LED bulbs that give off good light. With so many, how can you tell the difference?
After years of work, LED lighting company have finally achieved their goal of producing a good replacement for the common 60-watt incandescent bulb.
- Other Interesting arXiv Papers This Week
- DNA Sequencing Giant Illumina Joins Hunt for Autism Blood Test
Illumina will work with SynapDx’s to find a blood-test that could allow treatment to start earlier.
Massachusetts startup SynapDx announced on Wednesday that it will work with DNA sequencer manufacturer Illumina to develop early detection tools for autism spectrum disorders, according to a release.
- Can HP Save Itself?
An iconic Silicon Valley company says it’s in the second year of a five-year turnaround plan. But the IT business is moving much faster than that.
I met with two top executives from Hewlett-Packard this week and got the impression that the company is buying time before it figures out something big. But I wonder if it can do that before it’s too late.
- Path Still Doesn't Know What Job We're Hiring It For
The small-on-purpose social network adds new features, but no clear purpose.
The tech world was buzzing about Facebook’s redesign yesterday, but I was more interested in what was new at the “anti-Facebook,” Path. If you haven’t heard of it (and, given that it only has 6 million users, you may not have), Path is a mobile-only social network that limits you to 150 connections. The idea is that this limitation matches the limit most humans have on maintaining meaningful relationships. Path, then, is supposed to be the social network where your “real” friends are. On Wednesday Path released, um, “Path 3” (they like to issue product updates as if they’re movie sequels), which includes private messaging, “Stickers” (large emoji, basically), and a “Shop” (where you can buy the Stickers and photo filters).
- Authentication System Would Use the Body to Secure Guns and Gadgets
With Microchip’s BodyCom technology, the human body is the medium for short-range authentication.
Leave a gun lying around, and anyone who picks it up could fire it. That could change, though, with newly announced technology from Microchip Technology, which uses the body as part of a secure authentication process.
- Seven Next-Generation Energy Technologies Showcased by ARPA-E
Companies showed off their latest clean energy innovations at the ARPA-E Summit.
The Department of Energy’s Advanced Research Projects Agency for Energy funds R&D in energy technologies that are too early for private funders to pick up. It’s funded hundreds of projects since it was first funded in 2009 in areas including carbon capture and storage, power electronics, and solar power.
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