News tagged with age determination

Lead hokes the age

Rocks do not lose their memory across Earth history, but their true ages might be distorted: Even under ultra-high temperature metamorphic conditions exceeding 1200°C, zircon retains the lead content accumulated ...

dateApr 06, 2015 in Earth Sciences
shares12 comments 0

Nearby ancient star is almost as old as the Universe

A metal-poor star located merely 190 light-years from the Sun is 14.46+-0.80 billion years old, which implies that the star is nearly as old as the Universe! Those results emerged from a new study led by Howard Bond. Such metal-poor stars are (s ...

dateFeb 25, 2013 in Astronomy
shares0 comments 15

Putting teeth into forensic science

In a large natural disaster, such as the Haitian earthquake earlier this year, or in an unsolved homicide case, knowing the birth date of an individual can guide forensic investigators to the correct identity ...

dateMay 19, 2010 in Analytical Chemistry
shares0 comments 0

Search results for age determination

Grunter's life choices chronicled in fisheries study

Research into populations of the western striped grunter (Pelates octolineatus) on the lower west coast shows the species has a highly seasonal growth pattern and migrate between coastal and estuarine environments ...

dateJul 02, 2015 in Ecology
shares7 comments 0

Restored streams take 25 years or longer to recover

New research has found that the number of plant species growing just next to restored streams can take up to 25 years to increase above those channelized during the timber floating era. This is according ...

dateJun 30, 2015 in Ecology
shares19 comments 0

NGC 2367: Buried in the heart of a giant

This rich view of an array of colorful stars and gas was captured by the Wide Field Imager camera, on the MPG/ESO 2.2-meter telescope at ESO's La Silla Observatory in Chile. It shows a young open cluster ...

dateJul 01, 2015 in Astronomy
shares41 comments 0

Why human egg cells don't age well

When egg cells form with an incorrect number of chromosomes—a problem that increases with age—the result is usually a miscarriage or a genetic disease such as Down syndrome. Now, researchers at the RIKEN ...

dateJul 01, 2015 in Cell & Microbiology
shares539 comments 0

List of search results for age determination