What makes owls deadly could make wind turbines silent

Grist

Owls — those whimsical and deadly hunting machines that crafty people love and Harry Potter characters employ as postal workers — have the unusual ability to fly in (virtual) silence.  That’s bad news if you’re a delicious-looking rodent minding your own business, but it’s good news if you’re a scientist looking for a way to silence noisy wind turbines.

Nigel Peake, a professor of applied mathematics and theoretical physics at the University of Cambridge, happens to be one of those scientists. And by using a 3D-printed material meant to mimic the surface of owl wings, he and his colleagues were able to lower the noise level of a wind turbine blade by about 10 decibels. (For comparison: The typical wind turbine a few hundred yards from a house will come in around 40 decibels, about as loud as the in-house refrigerator, according to GE.)

Here’s more from a press release out of the…

View original post 346 more words

Advertisements
About

Take care at our planet, go Green.

Posted in Uncategorized

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

w

Connecting to %s

We are all Family

Read. Write. Think. Connect

Tiger on a Gold Leash

by Melissa De Sousa Nunes

An Eco and Thrifty Lifestyle

Taking steps towards living more sustainably

When Women Inspire

Inspirational Women | Health and Lifestyle Tips

Smart Gadgets

[Live Better, Be Better]

Dating, Breaking News, Celeb Gossip & Everything College | CC

Advice on student style, collegiate dating discussion guides, relationship advice and women's studies.

World Summit on Climate Change & Global Warming

“Climatic Change: Happening Here and Happening Now"

Red, Green, and Blue

Red State Voices and Blue State Voices coming together for GREEN

Unofficial Networks

Your ski bums guide to outdoor news and entertainment. Outdoors website with videos, weather, news, and stories on skiing and snowboarding.

Diane Morrison

Speculative Fiction Writer

Windsor Star

Windsor Latest News, Breaking Headlines & Sports

Three Wandering Williams

One Small Family's Big Adventures

A Heart Full of Compassion

the internal wonderings of a curious mind

Solarpunk Station

a website for solarpunk living, ideas, and news

%d bloggers like this: