How is matter different from mass? These and other questions about the deepest levels of physics, answered inside.

Just about everything we encounter in our day-to-day lives fits that definition, with the notable exception of light. (More on that in a moment.) But as usual in science, there's more to the story.

It's the definition of "no pain ... The speed of this dead star's rotation can be explained if the moment of inertia of the white dwarf decreases with time as the white dwarf contracts.

Mechanical engineers utilize expertise in mathematics, science, and software to conceive and produce ... Rectilinear and oblique particle impacts and the coefficient of restitution. Moments of inertia ...

There’s nothing worse than waking up to a blaring alarm, confused and bleary-eyed. But when this groggy feeling continues into the day, it can disrupt our routines and our ability to function. This is ...

Lake: Pandemic recovery has been inadequate and uneven. Strong leadership, political courage and evidence-based reforms are ...

It's the definition of "no pain, no gain." The rapid spin of this white dwarf, that is vampirically taking stellar matter away from a companion star, could be explained by its shrinking radius.

It's the definition of "no pain, no gain." The rapid spin of this white dwarf, that is vampirically taking stellar matter away from a companion star, could be explained by its shrinking radius. While ...

ScienceDaily features breaking news about the latest discoveries in science, health, the environment, technology, and more -- from leading universities, scientific journals, and research ...

For almost a century, Science News journalists have covered advances in science, medicine and technology for the general public, including the 1925 Scopes “monkey” trial, the advent of the ...

We’re closing out the year with a roundup of the science stories that stood out to our editors in 2024.

They include molecular paleobiologist Beth Shapiro, Colossal’s chief science officer, who is currently on a leave of absence from her role as professor of ecology and evolutionary biology at the ...