Astronomers have found a potential sign of life high in the atmosphere of neighboring Venus: hints there may be bizarre microbes living in the sulfuric acid-laden clouds of the hothouse planet. Two telescopes in Hawaii and Chile spotted in the thick Venutian clouds the chemical signature of phosphine, a noxious...
Mercury Putting on Rare Show Monday, Parading Across the Sun
CAPE CANAVERAL, Fla. — Mercury is putting on a rare celestial show next week, parading across the sun in view of most of the world. The solar system's smallest, innermost planet will resemble a tiny black dot Monday as it passes directly between Earth and the sun. It begins at...