Tagged: laser

How tattoos stay put thanks to a war with your immune system - Nano Girl

Michelle Dickinson Mar 16, 2018

Humans have marked their bodies with permanent tattoos for thousands of years to show off their social status, religious beliefs, declarations of love or just an appreciation of art.  For years tattoos were thought to stay in the skin because a dye was injected deep into the dermal layer of the skin staining the skin cells or fibroblasts located there.  … Read More

Lasers: the transformation to come - Infrequently Asked Questions

Lynley Hargreaves Sep 23, 2015

Cather Simpson wants every child and parent in New Zealand to know the word photonics – and to consider photonics science or engineering as a career. An Associate Professor at the University of Auckland and Director of the Photon Factory, she’s worked on problems as diverse as robotic surgery and sorting dairy herd sperm by sex. Now as part of … Read More

Is there such a thing as tattoo removal cream, or is it a scam? - Infectious Thoughts

Siouxsie Wiles Jan 20, 2013

A couple of weeks ago I saw an offer on the online deal site Yazoom for a 12 month supply of tattoo removal cream (Lazer Cream) for $130. While there is the usual ‘*Results may vary’ disclaimer, the photos look pretty impressive. While I don’t actually have any tattoos, the only method for removing them I have … Read More

TOSP Episode 16: January 9th 2012 - The Sciblogs Podcast

Aimee Whitcroft Jan 09, 2012

Happy New Year! May 2012 be a wonderful year to you all. To start off the new year, aimee and Elf discuss last week’s announcement of the successful build of a temporal cloak, thorium’s potential as an alternative nuclear energy source and zombie bees! Also, we talk to fellow Sciblogger, … Read More

Weekend Nanotech – Viruses, Light and Microfluidics - Just So Science

Elf Eldridge Jul 17, 2011

Yes, another virus post so soon – but totally worth it! This paper [1] published in Nature Nanotech is an epic example of coupling between several cutting edge technologies to produce something truly incredible that pushes back the boundaries of what we believe is possible. As awesome as that is, it does mean that the details of the experiment are … Read More

The Vulcan Laser - Code for life

Grant Jacobs Jun 16, 2011

For a bit of light relief and as a follow-on of sorts from Aimee Whitcroft’s recent post Dr Evil’s fondest wish may yet come true (you can’t miss a post with title like that, surely), I bring you this video from the Backstage Science series of a tour around one of the world’s most intense lasers, the Vulcan Laser: … Read More

Pushing stuff with light: how Crookes radiometers work - misc.ience

Aimee Whitcroft Apr 26, 2011

Yesterday, I bought a Crookes radiometer.  And proceeded to play with it. This post has come out of people asking me ‘how does that work?’ A Crookes radiometer is a simple little device, generally now produced as a novelty item.  It allows the quantitative (i.e. wif all numbers in) measurement … Read More