NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...

The rate at which nuclei decay is constant. Half-life describes the interval of time during which half of the original atoms decay. Give each group a shoe box and one set (80) of either pennies ...

In a landmark study led by Northwestern University, scientists have achieved a long-standing goal in chemistry: observing ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a ...

While molecules don't exactly prove the existence of past life on Mars, scientists say that ... hydrocarbons that combine chains of carbon atoms with hydrogen atoms attached to them.