Catching the lightwave: Nano-mechanical sensors 'wired' by photonics
As researchers push towards detection of single molecules, single electron spins and the smallest amounts of mass and movement, Yale researchers have demonstrated silicon-based nanocantilevers, smaller...
View ArticleJump rope aerodynamics
Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
View ArticleGeologists discover new class of landform -- on Mars
(PhysOrg.com) -- An odd, previously unseen landform could provide a window into the geological history of Mars, according to new research by University of Washington geologists.
View ArticleEngineers set their sights on asteroid deflection
Pioneering engineers at the University of Strathclyde in Glasgow are developing an innovative technique based on lasers that could radically change asteroid deflection technology.
View ArticleISU engineers developing ideas, technologies to save the Earth from asteroids
Bong Wie has heard the snickers. You want to protect the Earth from asteroids? Where were you when the dinosaurs needed you? You want to be like Bruce Willis in that asteroid movie?
View ArticleNew map shows frequency of small asteroid impacts, provides clues on larger...
(Phys.org) —A map released today by NASA's Near Earth Object (NEO) Program reveals that small asteroids frequently enter and disintegrate in the Earth's atmosphere with random distribution around the...
View ArticleNew research explores asteroid deflection using spacecraft to crash into body...
Asteroids headed for a collision with the Earth, if found early enough, can be acted upon to prevent the potentially devastating consequences of an impact. One technique to divert an asteroid, called...
View ArticleRussia's new ballistic missiles to be tested on asteroids
In a shocking announcement, Russian scientists say they want to test improved ballistic missiles on the asteroid Apophis, which is expected to come dangerously close to Earth in 2036. If this doesn't...
View ArticleCould a laser weapon save earth from killer asteroids?
Potentially hazardous asteroids are still looming large in the minds of scientists engaged in planetary defense issues. Numerous strategies describing deflection of near-Earth objects (NEOs) have been...
View ArticleThese space rocks could save the planet
The box was inconspicuous, but Lawrence Livermore National Laboratory (LLNL) postdoctoral researcher Megan Bruck Syal immediately knew its contents: two meteorites around the size of walnuts. They...
View ArticleAre asteroids humanity's 'greatest challenge'?
Throughout its 4.5-billion-year history, Earth has been repeatedly pummelled by space rocks that have caused anything from an innocuous splash in the ocean to species annihilation.
View ArticleEurope urged to reconsider pullout from 'Armageddon' asteroid mission
Space scientists urged Europe Wednesday to rethink its withdrawal from a futuristic, international dry-run for an Armageddon-like mission to deflect a space rock on a calamitous collision course with...
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