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The Zoomable Universe, a new book by the astrobiologist Caleb Scharf, the illustrator Ron Miller and 5W Infographics, tours the universe’s 62 orders of magnitude.
Newly discovered “standard sirens” provide an independent, clean way to measure how fast the universe is expanding.
The first major results from the Dark Energy Survey signal the start of a new era of cosmology.
Astronomers thought that all Type Ia supernovas shine with the same brightness, making them incredibly useful cosmic yardsticks. But uncertainty over what causes these explosions has led researchers to reconsider their assumptions.
The newly developed theory of emergent gravity, proposed as an alternative to dark matter, struggles in one of its first trials.