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 clump together ...

Minimising drag to maximise results

One of the most exciting parts of the Tour de France for spectators is the tactical vying for spots in the breakaway group at the front of the pack.

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. Smooth new balls ...

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 of Wisconsin. ...

Scientists model 'extraordinary' performance of Bolt

As the world's best athletes descend on London today to take part in the Olympic Anniversary Games, a group of researchers from Mexico has provided an insight into the physics of one of the greatest athletic performances ...

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 ...

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 edition of ...

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.

NASA's green aviation research throttles up into second gear

NASA has selected eight large-scale integrated technology demonstrations to advance aircraft concepts and technologies that will reduce the impact of aviation on the environment over the next 30 years, research efforts that ...

page 8 from 11