Carnegie Institution for Science

Old star, new trick

The Big Bang produced lots of hydrogen and helium and a smidgen of lithium. All heavier elements found on the periodic table have been produced by stars over the last 13.7 billion years. Astronomers analyze starlight to determine ...

Apr 30, 2012 5 / 5 (10) 30 | with audio podcast

Climate: Meat turns up the heat

Eating meat contributes to climate change, due to greenhouse gasses emitted by livestock. New research finds that livestock emissions are on the rise and that beef cattle are responsible for far more greenhouse gas emissions ...

Jul 21, 2014 2.5 / 5 (11) 3

Drought hormones measured

Floods and droughts are increasingly in the news, and climate experts say their frequency will only go up in the future. As such, it is crucial for scientists to learn more about how these extreme events affect plants in ...

Apr 15, 2014 not rated yet 0

Global warming's record-setting pace

The pace of global warming over the last century has been about twice as rapid over land than over the oceans and will continue to be more dramatic going forward if emissions are not curbed. According to ...

Feb 17, 2014 4 / 5 (24) 11

What makes cell division accurate?

As all school-children learn, cells divide using a process called mitosis, which consists of a number of phases during which duplicate copies of the cell's DNA-containing chromosomes are pulled apart and ...

Jan 23, 2014 4.5 / 5 (6) 0

Leading plant database goes subscription

The Arabidopsis Information Resource (TAIR), a database of genetic and molecular biology data for the laboratory plant Arabidopsis thaliana, is one of the most widely used plant databases in the world. Some ...

Sep 04, 2013 not rated yet 0