ScienceDaily: Top Technology News |
- Catching a comet death on camera
- Flaky graphene makes reliable chemical sensors
- A baby crystal is born
| Catching a comet death on camera Posted: 19 Jan 2012 10:06 PM PST On July 6, 2011, a comet was caught doing something never seen before: die a scorching death as it flew too close to the sun. That the comet met its fate this way was no surprise -- but the chance to watch it first-hand amazed even the most seasoned comet watchers. |
| Flaky graphene makes reliable chemical sensors Posted: 18 Jan 2012 08:15 AM PST Researchers have demonstrated that films made of randomly stacked graphene flakes can detect lower concentrations of some chemicals than films made of graphene crystals. |
| Posted: 18 Jan 2012 08:12 AM PST Scientists determine the smallest possible cubic lead sulfide cluster that exhibits the same coordination (a key structural property) as bigger bulk crystals. |
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