string theory
When does an idea die? Plato and string theory clash with data
How long should one wait until an idea like string theory, seductive as it may be, is deemed unrealistic?
Nobel Prize in Physics awarded to 3 scientists for black hole discoveries
Roger Penrose used mathematics to show black holes actually exist. Andrea Ghez and Reinhard Genzel helped uncover what lies at the center of our galaxy.
Paradox-free time travel is ‘logically’ possible, say physicists
Grandfathers, take heart. You'll survive the paradox that's been gunning for you since the 1930s.
How math predicts life on Earth and the universe beyond
Math doesn't suck. It is one of humanity's greatest and most mysterious journeys.
Stephen Hawking thought black holes were ‘hairy’. New study suggests he was right.
The outer edges of a black hole might be "fuzzy" instead of neat and smooth.
Michio Kaku: 5 fascinating moments from this 1991 interview
From talking about Schrödinger's cat to nuking the South Pole, this decades-old interview shows why Kaku was born to be a science educator.
Is panpsychism accurate? Modern physics delivers a reality check.
If philosophers don't try to mesh their long-held views with new scientific insights, then we have a problem.
Are scientists on the brink of discovering a mirror universe?
New experiments look to the interplay between neutrons and magnetic fields to observe our universal reflection.
Radical theory says our universe sits on an inflating bubble in an extra dimension
Cosmologists propose a groundbreaking model of the universe using string theory.
Physicists puzzled by strange numbers that could explain reality
Eight-dimensional octonions may hold the clues to solve fundamental mysteries.
Bizarre ‘dark fluid’ with negative mass could dominate the universe – what my research suggests
A new study may change the face of astrophysics.
Are you a Boltzmann Brain? Why nothing in the Universe may be real
A mind-bending paradox questions the nature of reality.