Monday, March 27, 2017

Kea Parrot: ‘Laughter’ Is Contagious

When people are feeling playful, they giggle and laugh, making others around them want to laugh and play too. Now, researchers have found that the particularly playful kea parrot from New Zealand has a 'play call' with a similarly powerful influence. When other kea hear that call, it puts them into a playful mood.

Whole-Body Vibration as Good as Regular Exercise?

A less strenuous form of exercise known as whole-body vibration (WBV) can mimic the muscle and bone health benefits of regular exercise in mice, according to a new study. WBV consists of a person sitting, standing or lying on a machine with a vibrating platform. When the machine vibrates, it transmits energy to the body, and muscles contract and relax multiple times during each second.

Risk of Ross River Virus Global Epidemic

Australia’s Ross River Virus (RRV) could be the next mosquito-borne global epidemic according to a new research study led by the University of Adelaide...

Coaxing Particles to Form Vortices Using Magnetic Fields

Researchers have created tiny swirling vortices out of magnetic particles, providing insight into the behavior that governs such systems -- which opens up new opportunities for materials and devices with new properties.

California Fault System: Magnitude 7.3 Quake Potential

The Newport-Inglewood and Rose Canyon faults had been considered separate systems but a new study shows that they are actually one continuous fault system running from San Diego Bay to Seal Beach in Orange County, then on land through the Los Angeles basin.

How Sperm Swim Revealed in Mathematical Formula

Researchers have developed a mathematical formula based on the rhythmic movement of a sperm's head and tail, which significantly reduces the complexities of understanding and predicting how sperm make the difficult journey towards fertilizing an egg.

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