Basant Panchami greetings by PM Modi

Prime Minister Narendra Modi today greeted the people on Basant Panchami, the first day of spring. “Greetings on Basant Panchami. May this festival bring immense …

Daylight saving time ended in US

Daylight Saving Time (United States) began Sunday, March 11, 2012, 2:00am, and ended Sunday, November 4, 2012, 2:00am. Daylight saving time (DST) — also summer …

Psychology :: How emotionally charged events leave their mark on memory

Researchers have uncovered new evidence in mice that may explain how emotionally charged situations can leave such a powerful mark on our memories. Surges of the stress hormone norepinephrine (also known as noradrenaline) that often accompany strong emotions spark a series of molecular events that ultimately strengthen the connections between neurons, the team reports in the Oct. 5, 2007, issue of the journal Cell, a publication of Cell Press.

Psychology :: What emotional memories are made of

Both extensive psychological research and personal experiences confirm that events that happen during heightened states of emotion such as fear, anger and joy are far more memorable than less dramatic occurrences. In a report this week in Cell, Johns Hopkins researchers and their collaborators at Cold Spring Harbor and New York University have identified the likely biological basis for this: a hormone released during emotional arousal “primes” nerve cells to remember events by increasing their chemical sensitivity at sites where nerves rewire to form new memory circuits.

Healthcare :: Delivering high quality care for all, UK

Delivering the highest quality of care for all, as good or better than any country in the world, must be a fundamental goal of the NHS, said Lord Darzi, as he publishes his interim report on the ‘Our NHS, Our Future’ review.

DNA :: JILA finds flaw in model describing DNA elasticity

DNA, the biomolecule that provides the blueprint for life, has a lesser-known identity as a stretchy polymer. JILA scientists have found a flaw in the most common model for DNA elasticity, a discovery that will improve the accuracy of single-molecule research and perhaps pave the way for DNA to become an official standard for measuring picoscale forces, a notoriously difficult challenge.