Promoting axon regeneration in the zebrafish spinal cord

After an injury to the spinal cord, patients often remain paralyzed because damaged nerve tracts do not regrow due to the formation of scar tissue. Scientists from the Max Planck Institute for the Science of Light in Erlangen, ...

Helically twisted photonic crystal fibres

Photonic crystal fibres (PCF) are strands of glass, not much thicker than a human hair, with a lattice of hollow channels running along the fibre. If they are continuously twisted in their production, they resemble a multi-helix. ...

New findings on the formation of body pigment

(PhysOrg.com) -- The skin's pigment cells can be formed from completely different cells than has hitherto been thought, a new study from the Swedish medical university Karolinska Institutet shows. The results, which are published ...

A radical re-invention for the Internet

Remember the days when downloading one song could take 30 minutes and over 28 hours to download a movie? This, of course, was before the introduction of broadband which revolutionised Internet use. Now, broadband is set to ...

Scientists work on an alternative to carry data

Installing new optical fibres is expensive. So network operators want to make better use of their existing capacities. A new type of laser diode from Darmstadt could help. It has now been put into practice with the industry.

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