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Camelia-Lucia Cimpianu, an early-career scientist who attended the Lindau Nobel Laureate Meeting this summer in Germany, is trying to decide between a career as a researcher or a practising doctor. In this film, she seeks advice from Nobel Laureate Ferid Murad who faced the same dilemma as a medical student in the 1960s. Murad chose the bench, and he subsequently discovered that nitric oxide acts as a signalling molecule in the cardiovascular system.

Michelle Obama will lead hundreds of children in an event on the South Lawn of the White House Tuesday in an attempt to break the Guinness World Record for the most people doing jumping jacks in a 24-hour period.

WASHINGTON (Reuters) - The Environmental Protection Agency is expected to ease a new air pollution rule that would require power plants in 27 states to slash emissions, The Wall Street Journal reported on Tuesday, citing people familiar with the matter. The EPA plans to propose as early as this week allowing certain states and companies to emit more pollutants than it previously permitted, the report said.

NANTES, France--The shape of Comet Hartley 2 has inspired a number of colorful descriptors--it's been called a pickle, a peanut, a dog bone and a bowling pin. [More]

When it comes to climate change denial, not all human beings are created equal. As a recent study shows, conservative white males are less likely to believe in climate change

Listen to the announcement of the 2011 Nobel Prize in Chemistry, to Daniel Shechtman of the Technion–Israel Institute of Technology. [More]

Drone strikes have proved an effective, if controversial, weapon in the hunt for al Qaeda operatives in the Middle East and beyond . The use of such unmanned aircraft systems (UAS) domestically for civilian jobs such as U.S. border patrol, weather research, pipeline inspection or even real estate photography has lagged, however, because of a cumbersome Federal Aviation Administration (FAA) case-based approval process.

U.K. pledged $31 million to eradication efforts, but only if other countries pony up

Researchers searched for intelligence-associated DNA mutations and found older dads passed them through sperm

Skin problem that plagued Michael Jackson surprisingly common around world

New report shows people in some jobs are more likely to smoke than in others

Drunken driving incidents at their lowest level in almost two decades, according to new government report

Introduction Recently we published a study in the Proceedings of the National Academy of Sciences reporting a drop in testosterone levels among newly partnered new fathers.

A new study, called the DIAN study, is following multiple generations of family members across the globe with early-onset Alzheimer's disease. CBS News contributor Priya David Clemens reports on a Seattle family that is providing never-before insights into the disease's first signs

An endangered Old World monkey species found in only two sites in Tanzania is in danger of being poached and eaten into extinction, researchers from the Tanzania Forest Conservation Group (TFCG) and Udzungwa Ecological Monitoring Center reported last week. The Sanje mangabey ( Cercocebus sanjei ) lives only in the Mwanihana Forest and the Udzungwa Scarp Forest Reserve on the eastern slopes of Tanzania’s Udzungwa Mountains.