We may be starting to get a grasp on what kick-started life on Earth – and it could help us search for it on other planets ...

But real lightning would have struck infrequently—and mostly in open ocean, where organic compounds would have quickly ...

The largest NLRB union election win in February was at the primary care group Optum Care, a subsidiary of UnitedHealthcare.

In their view, inorganic molecules might have reacted due to energy from the Sun or lightning strikes to form life’s building ...

Scientists have studied trees depicted in various works of art and found they follow relatively simple mathematical rules also found in branching patterns in nature.