Add Yahoo as a preferred source to see more of our stories on Google. Guest Opinion. Altruism is helping without a benefit and sometimes at a risk to one’s self. Animals helping others of their own ...

Ever wondered why geckos can scamper up walls and humans cannot? The secret lies in physics, biology and evolution. Discover how animals exploit molecular forces to defy gravity and why humans are ...

Humans might benefit from Dr Frank’s research. He has found a trove of 70 compounds, including 20 proteins, with ...

Of the 8.7 million species on Earth, why are human beings the only one that paints self-portraits, walks on the Moon and worships gods? For decades, many scholars have argued that the difference stems ...