Chemotherapy can leave behind cancer cells that have stopped dividing but remain alive and capable of helping a tumor recover ...

Brain waves are rhythmic patterns of electrical activity produced by the coordinated firing of neurons. These patterns change ...

Glioblastoma is the most common and aggressive malignant brain tumor in adults. It grows rapidly, infiltrates surrounding ...

Ultrarelativistic electrons in an impenetrable barrier following a solar superstorm. Credit: Miyoshi et al., Geophysical ...

A rendering of the cosmic web, about 650 million light-years across, produced by the Lumina simulation. The fine filaments ...

Artist’s concept of a dwarf planet. Astronomers have discovered a remarkably large icy object beyond Pluto that could become ...

Smiling is a universal form of human expression that communicates emotions, strengthens social connections, and can influence ...

Credit: Josh Brown, University of Vermont Sediment beneath a secret Cold War base reveals a time when warmer summers helped ...

Recovering from ACL reconstruction doesn’t always mean the end of knee problems, with many young adults facing persistent ...

Scientists have uncovered evidence that Earth may have been entering a new glacial period thousands of years ago before ...

A 7,000-year-old piece of goat leather discovered in a Spanish burial cave has yielded ancient DNA, allowing scientists to ...

In ordinary materials, waves generally reflect at the same angle at which they strike a surface. Repeated reflections inside ...