In many animal species, the chromosomes differ between the sexes - the male has a Y chromosome. This contains genes which result in the development of male characters and reproductive organs. If…

The ESO's Very Large Telescope has revealed what appears to be an aging star giving birth to a butterfly-like planetary nebula. These observations of the red giant star L2 Puppis, from the ZIMPOL…

The aviation industry is a major source of greenhouse gas emissions. In 2011 aviation contributed around 3% of Australia’s emissions. Despite improvements in efficiency, global aviation emissions are…

Honest behavior is much like sticking to a diet - you have to be ready for temptation and consider the long-term consequences. A recent paper says it is the first study to test how the two…

Wide-scale population migrations and changes took place in Europe and Asia during the Bronze Age that shaped the demographic structure of present-day Europeans and Asians, as revealed by an analysis…

Women aged 50-69 years who attend mammography screening reduce their risk of dying from breast cancer by 40 percent compared to women who are not screened - according to a major international review…

Cancer has overtaken cardiovascular disease, which includes heart disease and stroke, as the UK's No 1 killer--but only among men, reveals research published online in the journal Heart.…

U.S. government-issued dietary recommendations continue to evolve over time but a new paper by scholars claims that the main source of dietary information used by the U.S. Government’s 2015 Dietary…

The discovery by an undergraduate student of tubes of plasma drifting above Earth has made headlines in the past few days. Many people have asked how the discovery was made and, in particular, how…

The public has a bit of a cultural schism about elections. Everyone says they want more diversity of candidates but an actual primary race is a sign of weakness. In the United States of America,…