The Chi Products Blog.

The performance of different prosthetic implant combinations used in patients undergoing hip and knee replacements in England and Wales over the last 14 years have, for the first time, been directly compared in two new studies. The University of Bristol findings, published in the BMJ Open today, reveal substantial variability in the performance of different joint replacements, and the number of patients requiring a second surgery.

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'Pedigree is not destiny' when it comes to scholarly success

What matters more to a scientist's career success: where they currently work, or where they got their Ph.D.? It's a question a team of researchers teases apart in a new paper published in PNAS. Their analysis calls into question a common assumption underlying academia: that a researcher's productivity reflects their scientific skill, which is reflected in the prestige of their doctoral training.

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Intel 9th-gen processors: Good tidings for gamers and creators

An Intel outlay of what's new and spiffy about its 9th generation core processor family grabbed Tuesday's tech-watching observers, who went over the list.

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PetSmart's Chewy.com files to go public

Chewy, the online pet store owned by PetSmart, is going public.

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New guidelines offer therapeutic approaches and treatment options for juvenile idiopathic arthritis

Today, the American College of Rheumatology (ACR), in partnership with the Arthritis Foundation (AF), released two guidelines on juvenile idiopathic arthritis (JIA). One guideline aims to provide therapeutic approaches for non-systemic polyarthritis, sacroilitis and enthesitis; and the other focuses on the screening, monitoring and treatment of JIA with associated uveitis.

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Poor sense of smell associated with nearly 50 percent higher risk for death in 10 years

A new Michigan State University study suggests that older adults with poor sense of smell may see an almost 50% increase in their risk of dying within 10 years—surprisingly in healthier individuals.

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NASA shows winds causing Tropical Cyclone Lorna's demise

NASA's Aqua satellite saw Tropical Cyclone Lorna was being torn apart by strong northwesterly wind shear in the Southern Indian Ocean.

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Little shopping cart speedster in Aisle 7 inspires Ford braking solution

For a child's mom, supermarkets are where you fulfill your list of candles, berries, bologna and soap. For the child, supermarkets, like parks, are where you can run and, best of all, drive a grown-up trolley and command the wheels.

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Spinning black hole sprays light-speed plasma clouds into space

Astronomers have discovered rapidly swinging jets coming from a black hole almost 8000 light-years from Earth.

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Amazon workers from around world join forces in Berlin

Amazon worker representatives from 15 countries met in Berlin on Monday to coordinate their strategy against one of the world's most powerful companies, after years of individually battling against its often-criticised employment practices.

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A personality test for ads: Machine learning algorithms could personalize advertisements for individual consumers

It's no surprise that images used for advertising on television and online play a powerful role in triggering emotions and shaping impressions of products or brands, but an ad that appeals to one person may seem irrelevant or distasteful to another. What if it was possible to start personalizing ads viewed by different consumers based on their personality types?

* This article was originally published here

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Tesla CEO plans to hand the car keys to robots next year

Tesla CEO Elon Musk expects to start converting the company's electric cars into fully self-driving vehicles next year as part of an audacious plan to create a network of robotic taxis to compete against Uber and other ride-hailing services.

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Stressed at work and trouble sleeping? It's more serious than you think

Work stress and impaired sleep are linked to a threefold higher risk of cardiovascular death in employees with hypertension. That's the finding of research published today in the European Journal of Preventive Cardiology, a journal of the European Society of Cardiology (ESC).

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A sliding mode control scheme for nonlinear positive Markov jumping systems

Researchers at Anhui University in China have recently developed a new method to enable sliding mode control in a class of nonlinear positive Markov jumping systems (MJSs) with uncertain parameters. Their approach is outlined in a paper published in Springer's International Journal of Control, Automation and Systems.

* This article was originally published here