Samples need to be collected from Mars’ surface and returned to Earth for examination to answer our most pressing questions about the red planet, according to a group of international scientists.

A bowl of salad is a beautiful collection of human ingenuity. 

A new study out of Loma Linda University Health suggests that eating red and processed meats — even in small amounts — may increase the risk of death from all causes, especially cardiovascular disease.

Artificial light is rightly considered a major social, cultural and economic achievement. 

Crops just can’t do without phosphorus.

A far-reaching global study led by University of Colorado Boulder scientists has found that climate is a critical determinant of microbial diversity on amphibian skin, with colder, more variable temperatures producing richer bacterial communities than warmer, more stable environments.

Combining a wealth of information derived from previous studies with data from more than 500 patients, an international team led by researchers from Johns Hopkins has developed a computer-based set of rules that more accurately predicts when patients with a rare heart condition might benefit—or not—from lifesaving implanted defibrillators. 

Scientists at the University of Sheffield and University of Turku are looking at ways to boost captive populations of Asian elephants without relying on taking them from the wild.

If manufacturers of cell-phone batteries could tell which cells will last at least two years, then they could sell only those to phone makers and send the rest to makers of less demanding devices.

How can we save the oceans? They cover two-thirds of the planet, but none are safe from fishing fleets, minerals prospectors, or the insidious influences of global warming and ocean acidification.