Physicists discover a new kind of friction in the nanoworld
Whether in vehicle transmissions, hip replacements, or tiny sensors for triggering airbags: The respective components must slide against each other with minimum friction to prevent loss of energy and...
View ArticleFull dinosaur tail excavated in northern Mexico
(AP)—Mexican paleontologists say they have uncovered 50 vertebrae believed to be a full dinosaur tail in the northern desert of Coahuila state.
View ArticleSticking power of plant polyphenols used in new coatings
A simple kitchen sink experiment helped Northwestern University researchers discover that green tea leaves not only can be used to steep a good cup of tea, but they make an excellent antibacterial...
View ArticleWalking robots: it's all in the hips, say Japan researchers
Robot researchers in Japan have proved what entertainers from Elvis Presley to Miley Cyrus knew all along: the secret is in the hips.
View Article'Hip-hop' students unfairly targeted, study finds
Black and Latino "hip-hop" students are disproportionately punished in urban schools, finds a two-year study that sheds light on some of the unfair disciplinary practices newly targeted by the Obama...
View ArticleUsing silicon dioxide as a binding layer for replacement bone prosthetics
Using the stuff of sand, silicon dioxide, as a binding layer for replacement bone prosthetics could allow more biocompatible artificial joints to be manufactured as well as reducing the risk of...
View ArticleOetzi's 'non-human' DNA
Oetzi's human genome was decoded from a hip bone sample taken from the 5,300 year old mummy. However the tiny sample weighing no more than 0.1 g provides so much more information. A team of scientists...
View ArticleJ&J settles more defective hip device lawsuits
Johnson & Johnson has reached an agreement to settle some 1,400 claims over defective hip replacement devices, a spokeswoman for the health care giant said Monday.
View ArticleSolving the obstetrical dilemma: Study shows wide hips do not mean less...
Among the facts so widely assumed that they are rarely, if ever studied, is the notion that wider hips make women less efficient when they walk and run.
View ArticleGetting the perfect fit for artificial hips
When a patient receives a new hip, it is usually adjusted only approximately to leg length. Greater accuracy requires a more precise measuring process as well as adjustable implants. Now, a new type of...
View ArticleMaking bone in the lab
Every year there are around 60,000 hip, 50,000 forearm and 40,000 vertebral fractures in the UK. At the Bone and Joint Research Group at the University of Southampton, Professor Richard Oreffo and team...
View ArticleGeologist says dinosaur fossils found in western India
A geologist said Saturday his team has discovered what it believes are dinosaur fossils in the western Indian state of Gujarat that could be millions of years old.
View ArticleHip implants—metal wear impairs bone-forming cells' function
In metal-on-metal pairings, both the shell and head of an implant consist of a cobalt-chromium-molybdenum alloy. The release of metal ions into the body has been reported as a result of implant wear....
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