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First Biological Evidence of a Supernova
May 8, 2013 — In fossil remnants of bacteria, researchers have found a radioactive iron isotope that they trace back to a supernova in our cosmic neighborhood. This is the first proven biological signature of a ... > full story -
Differences Between 'Marathon Mice' and 'Couch Potato Mice' Reveal Key to Muscle Fitness
May 8, 2013 — Using "marathon" and "couch potato" mouse models, researchers have discovered that microRNAs link the defining characteristics of fit muscles: The abilities to burn fuel and switch between muscle ... > full story -
'Invisibility Cloak' for Thermal Flow Constructed
May 8, 2013 — By means of special metamaterials, light and sound can be passed around objects. Researchers have now succeeded in demonstrating that the same materials can also be used to specifically influence the ... > full story -
World's Most Extreme Hearing Animal: The Greater Wax Moth
May 8, 2013 — Researchers have discovered that the greater wax moth is capable of sensing sound frequencies of up to 300 kHz -- the highest recorded frequency sensitivity of any animal in the natural ... > full story -
An Electronic Nose Can Tell Pears and Apples Apart
May 8, 2013 — Engineers have created a system of sensors that detects fruit odors more effectively than the human sense of smell. For now, the device can distinguish between the odors compounds emitted by pears ... > full story -
Milky Way Black Hole Snacks on Hot Gas
May 7, 2013 — The Herschel space observatory has made detailed observations of surprisingly hot gas that may be orbiting or falling towards the supermassive black hole lurking at the center of our Milky Way ... > full story -
Rats Take High-Speed Multisensory Snapshots: Smell and Touch, Sniffing and 'Whisking,' Are Locked in Sync
May 7, 2013 — New research from the laboratory shows that rats create high-speed "snapshots" of the environment by synchronized use of the senses of smell (sniffing) and touch (through their whiskers). Furthermore ... > full story -
20-Million-Year-Old Amber Shatters Theories of Glass as a Liquid
May 7, 2013 — Fact or fiction? Stained glass found in medieval cathedrals becomes thicker at the bottom because glass moves over time. For years researchers have had their doubts, now scientists have further ... > full story -
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Parents Who Suck on Their Infants' Pacifiers May Protect Their Children Against Developing Allergy
May 7, 2013 — Allergies are very common in industrialized countries. It has been suggested that exposure to harmless bacteria during infancy may be protective against the development of allergy. However, it has ... > full story -
Ice Age Ancestors Might Have Used Words in Common With Us
May 7, 2013 — New research shows that Ice Age people living in Europe 15,000 years ago might have used forms of some common words including I, you, we, man and bark, that in some cases could still be recognized ... > full story
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