In a landmark discovery that bridges nearly a century of theoretical physics, a Chinese research team has successfully ...

Traces of plant poison on ancient African arrowheads provide the oldest direct evidence of poisoned weapons. Scientists have ...

A modern analysis of 7-million-year-old remains suggest this mysterious ancient primate is the oldest human ancestor ever found.

A pile of ancient arrowheads from southern Africa still holds traces of toxic plant residue, even after some 60,000 years.

For nearly a century, scientists have been searching for direct evidence of dark matter—one of the key missing pieces of our theoretical understanding of the universe. While we have glimpsed the ...

A: Circumstantial evidence does not directly prove an element of the alleged misconduct, but provides information from which the trier of fact may draw reasonable inferences to reach a conclusion, or ...