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News tagged with ripples

Scientists measure Martian sand movement: Dune migration rates appear to be similar to those on Earth

Last year, images from NASA's Mars Reconnaissance Orbiter captured sand dunes and ripples moving across the surface of Mars—observations that challenged previously held beliefs that there was not a lot ...

Space & Earth / Space Exploration

created May 09, 2012 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Nanobelts support manipulation of light

(PhysOrg.com) -- They look like 2-by-4s, but the materials being created in a Rice University lab are more suited to construction with light.

Nanotechnology / Nanophysics

created Oct 14, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Ripples in the cosmic background

(PhysOrg.com) -- The universe was created 13.73 billion years ago in a blaze of light -- the big bang. We also think that, about 380,000 years later, after matter (mostly hydrogen atoms) had cooled enough ...

Space & Earth / Astronomy

created Sep 07, 2010 | popularity 4.6 / 5 (21) | comments 6 | with audio podcast

'Flying carpet': Princeton team's plastic sheet can hover above ground (w/ video)

(PhysOrg.com) -- A thin sheet of plastic has been making headlines at Princeton as a magical flying carpet, after the publication of a paper describing experiments by the team with their prototype sheet of ...

Physics / General Physics

created Oct 01, 2011 | popularity 4.4 / 5 (12) | comments 8 | with audio podcast weblog

Photo from NASA Mars orbiter shows wind's handiwork

(PhysOrg.com) -- Some images of stark Martian landscapes provide visual appeal beyond their science value, including a recent scene of wind-sculpted features from the High Resolution Imaging Science Experiment ...

Space & Earth / Space Exploration

created Jan 26, 2012 | popularity 5 / 5 (6) | comments 3 | with audio podcast

Scientists manipulate ripples in graphene, enabling strain-based graphene electronics (w/ Video)

(PhysOrg.com) -- Graphene is nature's thinnest elastic material and displays exceptional mechanical and electronic properties. Its one-atom thickness, planar geometry, high current-carrying capacity and thermal ...

Nanotechnology / Nanomaterials

created Jul 26, 2009 | popularity 4.8 / 5 (13) | comments 1

Panasonic releases wireless solar charging table

(PhysOrg.com) -- Most of us forget how much our cell phones are a part of the day-to-day of our lives until we don't have access to them. I'm not just talking about when you leave it at home, in a callous ...

Electronics / Consumer & Gadgets

created May 23, 2011 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast weblog

Opportunity passes small crater and big milestone

(PhysOrg.com) -- A drive of 482 feet (146.8 meters) on June 1, 2011, took NASA's Mars Exploration Rover Opportunity past 30 kilometers (18.64 miles) in total odometry during 88 months of driving on Mars. That's ...

Space & Earth / Space Exploration

created Jun 06, 2011 | popularity 5 / 5 (7) | comments 1 | with audio podcast

How nature's patterns form

When people on airplanes ask Alan Newell what he works on, he tells them "flower arrangements."

Other Sciences / Mathematics

created Feb 18, 2011 | popularity 4.8 / 5 (8) | comments 5 | with audio podcast

Turning the heat on organizing energy

(PhysOrg.com) -- Conventional wisdom suggests that when exposing a crystal to heat, the thermal energy within the crystal would spread uniformly across the lattice.

Physics / General Physics

created Jun 15, 2011 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Scientists explore the physics of bumpy roads

sand or gravel or snow -- develops ripples that make driving a very shaky experience. A team of physicists from Canada, France and the United Kingdom have recreated this "washboard" phenomenon in the lab with ...

Physics / General Physics

created Jul 07, 2009 | popularity 3.5 / 5 (4) | comments 2

Ironing out the causes of wrinkles

As a sign of aging or in a suit, wrinkles are almost never welcome, but two papers in the current issue of Physical Review Letters offer some perspective on what determines their size and shape in soft materi ...

Physics / General Physics

created Jul 15, 2010 | popularity 3.6 / 5 (5) | comments 0 | with audio podcast

Gravitational waves that are 'sounds of the universe'

Einstein wrote about them, and we're still looking for them -- gravitational waves, which are small ripples in the fabric of space-time, that many consider to be the sounds of our universe.

Space & Earth / Astronomy

created Oct 03, 2011 | popularity 5 / 5 (2) | comments 0

Mapping dark matter from galactic ripples

(PhysOrg.com) -- Sukanya Chakrabarti, Ph.D., an assistant professor of physics for the Charles E. Schmidt College of Science at Florida Atlantic University, has developed a way to discover and map dark matter in galaxies. ...

Space & Earth / Astronomy

created Jan 09, 2012 | popularity 5 / 5 (2) | comments 1

Japan's supply chain ripple effects

This past Monday marked the one-month anniversary of the earthquake that struck Japan on March 11. As the country braces for aftershocks in the months to come, businesses around the world are steeling themselves ...

Other Sciences / Economics & Business

created Apr 18, 2011 | popularity 5 / 5 (1) | comments 0