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Best of 2011

Why do we sleep?

While we can more or less abstain from some basic biological urges—for food, drink, and sex—we can’t do the same for sleep. At some point, no matter how much espresso we drink, we just crash. ...

Medicine & Health / Medical research

created Feb 03, 2011 | popularity 3.6 / 5 (41) | comments 8 | with audio podcast

Scientists find evidence for 'great lake' on Jupiter's moon Europa, potential new habitat for life

In a significant finding in the search for life beyond Earth, scientists from The University of Texas at Austin and elsewhere have discovered what appears to be a body of liquid water the volume of the North ...

Space & Earth / Space Exploration

created Nov 16, 2011 | popularity 4.8 / 5 (38) | comments 30 | with audio podcast

Unique Japan tsunami footage boon to scientists

Vision of the disastrous tsunami rolling onto Japan after last week's massive 9.0-magnitude earthquake will provide valuable data to scientists for years to come, Australian experts said Wednesday.

Space & Earth / Earth Sciences

created Mar 16, 2011 | popularity 4.7 / 5 (12) | comments 1

SpaceX aims to put man on Mars in 10-20 years

Private US company SpaceX hopes to put an astronaut on Mars within 10 to 20 years, the head of the firm said.

Space & Earth / Space Exploration

created Apr 23, 2011 | popularity 4.6 / 5 (38) | comments 93

Earth's core rotating faster than rest of the planet but slower than previously believed

New research gives the first accurate estimate of how much faster the Earth's core is rotating compared to the rest of the planet.

Space & Earth / Earth Sciences

created Feb 20, 2011 | popularity 4.3 / 5 (27) | comments 17 | with audio podcast

Renowned physicist invents microscope that can peer at living brain cells

(PhysOrg.com) -- Ever since scientists began studying the brain, they’ve wanted to get a better look at what was going on. Researchers have poked and prodded and looked at dead cells under electron microscopes, ...

Physics / General Physics

created Feb 03, 2012 | popularity 4.8 / 5 (20) | comments 7 | with audio podcast report

Fighter jet training dome shows 360-degree view

(PhysOrg.com) -- The word "simulation" can never be taken lightly in preparing fighter-jet pilots for combat. Training needs to provide simulated experiences that can bring the pilot closer to the scenarios ...

Technology / Engineering

created Oct 16, 2011 | popularity 4.6 / 5 (11) | comments 37 | with audio podcast report

Japan astronomers find most distant galaxy cluster

Japanese astronomers said Wednesday they had found a cluster of galaxies 12.72 billion light-years away from Earth, which they claim is the most distant cluster ever discovered.

Space & Earth / Astronomy

created Apr 25, 2012 | popularity 4.7 / 5 (15) | comments 34

Icelanders hand in draft of world's first 'web' constitution

A group of 25 ordinary citizens on Friday presented to Iceland's parliamentary speaker a new constitution draft, which they compiled with the help of hundreds of others who chipped in online.

Technology / Internet

created Jul 29, 2011 | popularity 4.6 / 5 (5) | comments 3

Scientists create first 3-D map of human genome

(PhysOrg.com) -- For the first time, scientists have developed a method for generating accurate three-dimensional models of the entire DNA strand of a cell, known as a genome.

Biology / Biotechnology

created Jan 04, 2012 | popularity 4.6 / 5 (21) | comments 5 | with audio podcast

Wild brown bear observed using a tool

(PhysOrg.com) -- Because brown bears are so reclusive, not to mention dangerous to be around, not a lot is really known about their brain power. This is actually rather odd because bears have the largest brains ...

Biology / Plants & Animals

created Mar 07, 2012 | popularity 4.9 / 5 (12) | comments 20 | with audio podcast report

Study finds unexplored link between airlines' profitability and their accident rates

(PhysOrg.com) -- Airlines' accident risk is highest when they are performing very close to their financial targets, according to a study by a professor in BYU’s Marriott School of Management.

Other Sciences / Economics & Business

created Dec 28, 2011 | popularity 4.4 / 5 (15) | comments 18 | with audio podcast

Candle flames contain millions of tiny diamonds

(PhysOrg.com) -- The flickering flame of a candle has generated comparisons with the twinkling sparkle of diamonds for centuries, but new research has discovered the likeness owes more to science than the ...

Chemistry / Materials Science

created Aug 18, 2011 | popularity 4.1 / 5 (19) | comments 8 | with audio podcast

Leaping lizards, dinosaurs have a message for robots: Get a tail

(PhysOrg.com) -- University of California, Berkeley, biologists and engineers including undergraduate and graduate students studied how lizards manage to leap successfully even when they slip and stumble, ...

Electronics / Robotics

created Jan 04, 2012 | popularity 4.5 / 5 (6) | comments 6 | with audio podcast

Look ma, no hands: Engineers invent a magnetic fluid pump with no moving parts

(PhysOrg.com) -- Used in Hollywood and the advertising industry to create exotic special effects, ferrofluids are seemingly magical materials that are both liquid and magnetic at once. In a study published ...

Physics / General Physics

created Sep 16, 2011 | popularity 5 / 5 (22) | comments 12 | with audio podcast