Jessie

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Business (Canada)

The Week In Numbers: The World's Largest Lego Model, Viagra For Women, And More

<b>5.3 million</b>: the number of Lego bricks used to build the world's largest Lego model, a life-size X-wing fighter complete with Lego Luke Skywalker<p><b>40,000</b>: the planned population for Masdar City, a solar-powered eco-metropolis in the middle of the Arabian desert and the world's most ambitious</b> …

Viewpoint: Mars - what we've learnt in five years

Read Dr Tom Pike's Phoenix mission blog<p><b>On 25 May, it will be five years since Nasa's robotic spacecraft Phoenix touched down in the Martian "arctic". Here, Dr Tom Pike, one of the mission scientists on Phoenix, explains what we've learnt about the Red Planet in that time.</b><p>I'm tightly sandwiched …

Imperial College London

Space Pictures This Week: Sunrise From Space, Saturn After Dark

Astronauts see the sun rise from space, Saturn goes dark, and a volcano spews ash in this week’s best space pictures.

All That Is by James Salter – review

"Only those things preserved in writing have any possibility of being real," goes a line in the epigraph to James Salter's new novel. The preserving …

Thermal invisibility cloak in first demonstration

<b>Researchers have built and tested a form of invisibility cloak that can hide objects from heat.</b><p>Similar cloaking efforts are underway to make objects invisible to light and even sound waves, but this is the first device to work with heat.<p>The prototype, to be outlined in Physical Review Letters, …

Engineering

Element of the week: francium | video

This week's element is francium, which has the symbol <b>Fr</b> and the atomic number <b>87</b>.<p>Francium is a highly radioactive alkali metal that is vanishingly …

Gene could rejuvenate old hearts

Old or damaged hearts could be regenerated simply by switching off a gene which prevents cells from dividing, researchers have claimed.<p>The hearts of newborns have the remarkable capacity to heal themselves after injury by generating new heart cells but we lose this ability shortly after birth.<p>Now …

Magnetic Brain Stimulation Removes Craving For Cigarettes

Don't worry, it doesn't hurt!<p>Scientists at Medical University of South Carolina temporarily blunted cigarette cravings among smokers by magnetically stimulating nerve cells in their brains. The procedure, called transcranial magnetic stimulation, is already approved by the FDA to treat depression, …

Dinosaurs Could Doggy Paddle Long Distances

New evidence suggests some two-legged dinos were strong swimmers.<p>Most people still have a very last-century idea of what dinosaurs were like. No, T. rex didn't stand upright; lots of dinos were actually feathered, not leathery; and they may have been killed by a comet, not an asteroid.<p>Now there's …

Legal highs 'should be sold like alcohol'

'Legal high' drugs should be sold by pharmacists in the same way as alcohol in pubs so that doctors will know what teens have taken when they overdose, the government's former chief drugs adviser has said.<p>Prof David Nutt, who was sacked by ministers in 2009 after claiming that alcohol and tobacco …

Alcohol

Watery Gecko Grip Could Lead to Stickier Tape

The reptiles can stick to wet surfaces that are water resistant, study says.<p><b>Scientists have long known that geckos can scurry up walls, Spider-Man style.</b><p>But less well understood is how these reptiles cling to wet surfaces, which are common in their rainy tropical habitats.<p>The answer, a new study …

Scientists have been studying immune cells grown in space to understand how astronauts' immune systems may change. Here's what those cells look like. http://www.popsci.com/science/article/2013-04/these-are-immune-cells-grown-space?src=SOC&dom=fb

Brain Scan Predicts Whether Convicts Will Re-Offend: Welcome To The Sci-Fi Future

Activity in one very particular part of the brain shows a high correlation with recidivism.<p>Researchers at the Mind Research Network in New Mexico--a non-profit, partially government-funded neuroscience facility--have discovered a way to predict whether released convicts will return to their own …

DNA splits new look-alike lemurs - Futurity

DUKE (US) — Scientists have identified two new species of mouse lemur, the saucer-eyed, teacup-sized …

3D scans reveal hair and facial features of unborn babies

These three dimensional scans of babies while still in the womb are some of the most detailed ever achieved, revealing details including hair, skin texture and even facial expressions.<p>The high definition scanning technology uses multiple beams of ultrasound and state of the art software to build a …

Robotic jellyfish could one day patrol oceans, clean oil spills, and detect pollutants. http://bit.ly/ZsNTHF

Dark river of Milky Way, with airglow

International Dark Sky Week begins one week from today, April 5 – 12, 2013. In a dark sky, you could see what this photo has captured: the Milky Way …