Search Results for: Bears
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6,899 results for: Bears
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MathTo make science better, watch out for statistical flaws
Study denying that most medical research papers are wrong may turn out to be wrong.
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Health & MedicineHow to read a book to your baby
To help your baby get the most out of story time, turn the story into a conversation, not a monologue.
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Frozen in Time: Gas puts mice metabolically on ice
Researchers have induced a hibernation-like state in mice by exposing them to low concentrations of hydrogen sulfide.
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DNA’s Moody Temperament: Gene variant linked to depression-ready brain
A common version of a gene involved in regulating the neurotransmitter serotonin creates a brain that responds sensitively to stress and is therefore more likely to become depressed.
By Bruce Bower -
Planetary ScienceRoaming Giants: Did migrating planets shape the solar system?
New simulations suggest that the solar system's four biggest planets were once bunched together, setting up a planetary bowling game that rapidly and violently rearranged the structure of the outer solar system and tossed chunks of debris inward.
By Ron Cowen -
Decoding Garlic’s Pizzazz: Extract stimulates taste, temperature receptors
Raw garlic's characteristic spiciness stems from its capacity to open channels on nerve cells that react both to tastes and noxious temperatures.
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Planetary ScienceRenegade moon
Saturn's outlier moon Phoebe didn't coalesce from material near the ringed planet but was captured from the distant Kuiper belt.
By Ron Cowen -
PlantsWorld’s fastest plant explodes with pollen
A high-speed camera has revealed the explosive pollen launches of bunchberry dogwood flowers as the fastest plant motion known.
By Susan Milius -
Health & MedicineReady-to-eat spinach bears tough microbes
Bagged spinach may contain a significant number of bacteria, many of which are resistant to several antibiotics.
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TechSensor measures mass of one DNA molecule
A new biosensor that can detect the mass of a single DNA molecule could lead to faster and more accurate screening for HIV infection, cancer, and other diseases.
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ChemistryStriking Oil: High-pressure processing minimizes trans fats
Improvements in the techniques used to hydrogenate vegetable oils could soon fill store shelves with food products containing smaller percentages of unhealthful trans fats.
By Ben Harder -
EarthUnder Pressure: High-stress tests show surprising change in a mantle mineral’s behavior
Compressing a common iron-bearing mineral to the pressures found deep within Earth makes the material much stiffer, which might explain why seismic waves travel particularly fast through some zones of rock.
By Sid Perkins