Mammals thrived long before dinos died: studyThe prevailing theory that mammals only flourished after an asteroid strike wiped out the dinosaurs 66 million years ago is doubly wrong.
Russia readies to exhume Tsar Alexander III in Romanov probeRussian investigators began examining the grave of Tsar Alexander III ahead of his exhumation in a probe looking to finally identify the remains of the last tsar Nicholas II and his family.
Trio wins Nobel Chemistry Prize for DNA repair workSweden's Tomas Lindahl, Paul Modrich of the US and Aziz Sancar, a Turkish-American, won the 2015 Nobel Chemistry Prize for work on how cells repair damaged DNA.
07 October 2015
'Gifts' from Chinese herbal medicineDerived from a herb used to treat fevers some 1,700 years ago, the anti-malaria drug artemisinin is one of many treatments plucked from the treasure chest of ancient Chinese medicine.
06 October 2015
Brain research gets $100 million boostResearch into brain diseases such as Alzheimer's, Parkinson's and traumatic injury got a boost with a $100 million pledge from a US foundation and seven universities.
02 October 2015
Liquid water found on Mars: NASALiquid water has been observed on the planet Mars which makes it far more likely that life could be found there, the US space agency NASA said.