Americas News

Last updated: Thursday, April 24, 2014 9:52:14 AM

Better measurement norms could mean safer stun weapons
Washington, Nov 14 (IANS) Stun guns that momentarily incapacitate a person by delivering a high-voltage, low-current shock have helped the police to subdue dangerous or violent persons for years.

Friday, November 14, 2008 4:25:00 PM

How much carbon does a plant absorb and release?
Washington, Nov 14 (IANS) Scientists are on the verge of overcoming a major hurdle in calculating how much carbon is absorbed and released by plants. The information could be vital for understanding how the biosphere responds to stress and in determining the amount of carbon that can be safely emitted by human activities.

Friday, November 14, 2008 3:48:22 PM

Family, friends, schools contribute to teens' alcohol misuse
Washington, Nov 14 (IANS) Family members, friends, schools and neighbourhoods, all contribute actively or passively to alcohol misuse by adolescents.

Friday, November 14, 2008 3:45:34 PM

Kids distressed by family fighting have higher stress hormone levels
Washington, Nov 14 (IANS) Children who become very distressed by family quarrels are more likely to develop psychological problems.

Friday, November 14, 2008 3:37:05 PM

Cigarette smoke can disfigure your heart
Washington, Nov 14 (IANS) Exposure to prolonged puffing can perk up levels of a stress hormone in the heart that can potentially reshape the left ventricle, according to new research.

Friday, November 14, 2008 2:56:10 PM

Kitchens under insidious threat from nanosize particles
Washington, Nov 14 (IANS) Your seemingy sanitised, airy, well equipped kitchen is under an insidious threat -- from nanoparticles that could be as lethal as microbes in causing respiratory and cardiovascular illnesses.

Friday, November 14, 2008 2:55:33 PM

Higher phosphate levels linked to early atherosclerosis
Washington, Nov 14 (IANS) Higher levels of phosphate in the blood are linked with increased calcium levels in coronary arteries - a key indicator of atherosclerosis and future cardiovascular risk.

Friday, November 14, 2008 2:38:56 PM

Senior journalist gunned down in Mexico
Mexico City, Nov 14 (DPA) A journalist reporting on organized crime was shot and killed in a town on Mexico's border with the US, adding to a climate of fear as many media outlets refuse to cover drug-related violence.

Friday, November 14, 2008 1:26:43 PM

Did the dinosaur mother abandon her eggs?
Washington, Nov 14 (IANS) Seventy-seven million years ago, did a dinosaur mother sat on a nest of a dozen eggs on a sandy river bank, brooding whether to abandon the unhatched offspring to vagaries of nature and scramble to safety?

Friday, November 14, 2008 1:11:55 PM

Hillary Clinton could be new US secretary of state: reports
Washington, Nov 14 (DPA) Senator Hillary Clinton's name has been mentioned as a possible candidate for Secretary of State under the Barack Obama administration, US media has reported.

Friday, November 14, 2008 1:10:16 PM

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