News tagged with drag

Building the world's fastest downhill racer

I'd like to say that it's not every day you get asked to try to break a world record with a speed-obsessed truck mechanic from Grimsby, but for us at the Centre for Sports Engineering Research it's starting ...

Nov 19, 2014
4.3 / 5 (3) 1

How do planets form?

We have a pretty good idea of how planets form around stars. We know that dust is formed from the remnants of supernovae, that protoplanetary disks of dust form around young stars, and that dust grains can ...

Sep 09, 2014
4.9 / 5 (11) 25

Morphable surfaces could cut air resistance

There is a story about how the modern golf ball, with its dimpled surface, came to be: In the mid-1800s, it is said, new golf balls were smooth, but became dimpled over time as impacts left permanent dents. ...

Jun 24, 2014
4.6 / 5 (21) 8

High-angle helix helps bacteria swim

(Phys.org) —A high-angle helix helps microorganisms like sperm and bacteria swim through mucus and other viscoelastic fluids, according to a new study by researchers from Brown University and the University ...

Aug 13, 2013
3.5 / 5 (2) 0 | with audio podcast

New helmet design to give a pro cycling edge

University of Adelaide Sports Engineers have designed a new bike helmet for top professional cyclists, with significantly reduced drag. The helmet has been designed in collaboration with Scott Sports, a Switzerland-based ...

Apr 24, 2013
5 / 5 (1) 0

Removing orbital debris with less risk

Global Aerospace Corporation (GAC) announced today that the American Institute of Aeronautics and Astronautics (AIAA) is publishing an article entitled "Removing Orbital Debris With Less Risk" in the March/April ...

Mar 22, 2013
5 / 5 (7) 0

The aerodynamics of speed skiing

(Phys.org) —By studying the aerodynamics of speed skiing, Engineering student Robert Sills is developing methods to improve results of the British Speed Ski Team by reducing aerodynamic drag.

Mar 06, 2013
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