Astronomy

Team offers best-ever measurement of universe’s rate of expansion

Volume of methane gas around Martian crater changes with seasons

Dark Energy Survey lets scientists glimpse current structure of universe

Universe is expanding faster than expected, astronomers now say

VIDEO: What does it take to find dark matter? Knowledge, skill and much patience

Consortium breaking ground to build Giant Magellan Telescope in Andes

Dark Energy Survey discovers eight new dwarf galaxy candidates

What’s weather like on the far side of the sun? Mars rover provides data