News
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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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Investing on a Whiff: Chemical spray shows power as trust booster
Individuals who smell a brain hormone known as oxytocin become unusually trusting of others in financial transactions.
- Planetary Science
High Anxiety: Sudden solar flare highlights space risks
Measurements of energetic particles from an unusually strong solar flare that pummeled Earth early this year suggest that astronauts traveling or working in space might sometimes need to reach shelter within minutes of a warning.
- Animals
Anemone Wars: Clone armies deploy scouts, attack tidally
The first description of clashing armies of sea anemones has revealed unsuspected military tactics.
- Earth
Gender Measure: Pollutant appears to alter boys’ genitals
Infant boys who were exposed in the womb to modest concentrations of certain common plasticizers and solvents developed genital changes.
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Menstrual cycle changes the brain
Hormonal fluctuations over the course of a woman's menstrual cycle change the abundance of a type of receptor on nerve cells, which can change the cells' behavior.
- Chemistry
Chemical analysis deciphers biblical palette
The first characterization of the paints used to decorate the margins of Gutenberg Bibles could help guide preservation and future restoration efforts.
- Planetary Science
Mars Polar Lander: Lost but now found?
A reanalysis of an image taken 5 years ago suggests that planetary scientists have found the remains of the Mars Polar Lander, which vanished minutes before it was supposed to touch down on the Red Planet.
- Anthropology
Carnivore conflicts gnaw at Neandertals
Discoveries in a French cave indicate that by about 41,000 years ago, Neandertals and hyenas competed for prey and for access to protected sites where they could safely consume their food.
- Health & Medicine
Inflammation inhibitor may limit heart attacks
A new drug suppresses an inflammation-causing protein that has been linked to heart attacks.
- Plants
Built-in bird perch spreads the pollen
Tests confirm the idea that a plant benefits from growing a bird perch to let pollinators get the best angle for reaching the flowers.
- Planetary Science
Craft show
The Mars Global Surveyor spacecraft recently imaged Mars Odyssey and Mars Express, marking the first time that a spacecraft orbiting a planet other than Earth has captured images of other craft circling the same planet.
