London, April 25 : A genetic study has suggested that ancient humans had diverged into two separate species for 100,000 years before merging back into a single population.

Washington, Apr 25 : The idea of teaching math using ‘real life’ concrete examples may not help students learn the subject, says a new study.

The study led by Jennifer Kaminski, researcher scientist at Ohio State University’s Centre for Cognitive Science has found that college students who learned a mathematical concept with concrete examples couldn’t apply that knowledge to new situations.

However, when they first learned the concept with abstract symbols, they were much more likely to apply that knowledge.

Washington, April 25 : The Wildlife Conservation Society (WCS) has started a new investigation into whether climate change is affecting populations of the rare musk ox.

Washington, April 25 : Astronomers have developed a plan to identify Earth-like watery worlds circling distant stars from a glint of light seen through an optical space telescope and a mathematical

Beijing  - China called on the international community to provide more technical aid to address climate change problems in developing countries, Xinhua news agency reported.