Welcome, everybody to what is the first ever — the inaugural episode — of the new Brandeis University podcast, "The Take: Big Ideas Explained in Under 5 Minutes," where professors explain core ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

The universe's geometry can be classified as flat, closed (positive curvature), or open (negative curvature), determined by its density and expansion rate. Current cosmological models, primarily the ...

Penrose's idea of a conformal cyclic cosmology hypothesizes that our Universe arose from a pre-existing Universe that would leave imprints on our cosmos today. This is a fascinating and imaginative ...

New research shows that a new model of a universe with endless periods of expansion and collapse still needs a beginning. When you purchase through links on our site, we may earn an affiliate ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Science’s best guess at how the universe came into being includes the Big Bang ...

Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may ...

When we think about our Universe at a fundamental level, we think about all the particles in it and all the forces and interactions that occur between them. If you can describe those forces, ...

Total energy must be conserved. Every student of physics learns this fundamental law. The trouble is, it does not apply to the universe as a whole Energy can neither be created nor destroyed. This ...

The cosmos may have something in common with a doughnut. In addition to their fried, sugary goodness, doughnuts are known for their shape, or in mathematical terms, their topology. In a universe with ...