Mark Hoffman : Science World Report

Mar 01, 2013 11:58 PM EST

Feed Your 3D-Printer With Used Milk Jugs

Made in China style plastic products can be produced at home with low-cost 3D-printers working with free open-source designs--but the source material, plastic filament, still has to be bought for good dollars. This could change with a new method for do-it-yourself recycling of polyethylene into 3D-p...

Mar 01, 2013 06:56 PM EST

Mars Moon Phobos The Target For Future Hedgehog Rovers

As the Curiosity rover encountered the first technical issue in its mission on Mars's surface, with the main computer apparently crashed due to a radiation spike that caused corrupt data in the main memory, and the announcement of a manned mission to the red planet, there is another exploration proj...

Mar 01, 2013 04:58 PM EST

Study Simulates How Medical Devices Are Rapidly Clogged by Bacteria

Princeton researchers used time-lapse imaging in a new study to examine how bacteria clog medical devices--which yielded a less pretty than usual time-lapse video. The microbes can be watched how they join to create slimy ribbons that tangle and trap other passing bacteria, cre...

Mar 01, 2013 03:21 PM EST

SpaceX Falcon 9 Launched But Experienced Minor Technical Problem

Commercial space company SpaceX successfully launched its Dragon space freighter on a second resupply mission to the International Space Station (ISS) on Friday, but the capsule experienced an issue with its thruster pods, NASA and SpaceX reported.

Mar 01, 2013 12:16 PM EST

Magnetic Titanium Implant Stopped Heartburn in Clinical Trial

A new kind of implant that consists of a loop of magnetic, titanium beads reestablishes the functionality of the esophageal sphincter and thus relieves chronic heartburn symptoms that standard treatment cannot, a clinical trial shows.

Mar 01, 2013 02:31 AM EST

BPA (bisphenol A) in Store Receipts and Cans Raises Risk For Childhood Asthma

Early childhood exposure to the chemical bisphenol A (BPA) carries an elevated risk for asthma in young children. BPA is a component of some plastics and is found in food can liners and store receipts.

Mar 01, 2013 01:58 AM EST

New Third Radiation Belt Around Earth Revealed by NASA's Van Allen Probe

NASA's Van Allen Probes mission has discovered a previously unknown third radiation belt around Earth, revealing the existence of unexpected structures and processes within these hazardous regions of space.

Feb 28, 2013 05:42 PM EST

Agressive Hyper-Masculinity Advertisements Negatively Impact Target Group And Others

Does advertising influence society, or is it merely a reflection of society’s pre-existing norms? Where male attitudes are concerned, a new study implicates magazine advertisements specifically aimed at men as helping to reinforce a certain set of views on masculinity termed “hyper-masculinity.�...

Feb 28, 2013 01:21 PM EST

Viruses With Immune System Found, Indicates They Are Living Creatures

Astonishingly, a virus that exclusively attacks the cholera bacteria was caught having stolen the functional immune system of bacteria--and is even using it against its bacterial host. A study published this week in the journal Nature provides the first evidence that this type of virus, a bacterioph...

Feb 28, 2013 12:16 PM EST

Giant Protoplanet Directly Observed For First Time

The planet formation process, until now only known from computer simulation, was possibly observed directly for the first time in a not too far away system by astronomers using ESO’s Very Large Telescope. A protoplanet similar to the gas giant Jupiter was detected to be embedded in a thick disc of...

Feb 28, 2013 01:33 AM EST

Study Finds Extreme Price Variation Of Emergency Room Treatments

UCSF study examines patient bills for top 10 visits to the emergency room.

Feb 27, 2013 07:34 PM EST

Phenomenon of Super-Effective Field-Assisted Sintering Explained

High-density ceramic materials like zirconia can be hardened much faster and by much lower temperatures with two recently developed new techniques, Field-Assisted Sintering (FAST) and Selective Laser Sintering (SLS). While the effectiveness was shown experimentally in the past, a detailed uniform mo...