Many people have turned to over-the-counter teeth-whitening treatments. How do these work, and are they safe?

The moon—provisionally designated S/2015 (136472) 1 and nicknamed MK 2—is more than 1,300 times fainter than Makemake

Researchers have gained new insights into how components of RNA and DNA formed from chemicals present on early Earth before life existed

The discovery demonstrates features of water under ultra confinement in rocks, soil, and cell walls, which scientists predict will be of interest across many disciplines

Scientists have long sought to use nanowires in batteries.

Transistor that operates at a record 38 gigahertz, though simulations show it could be capable of operating at a mind-boggling 110 gigahertz

Have a close-up look at DNA; you’ll see it wiggles in the oddest way

As always, Hubble gives us much more than a pretty picture

The cosmic rays that are the subject of this study come from outside our solar system but within our Galaxy and are called galactic cosmic rays

Researchers studied two banana varieties to find out why they make very different amounts of carotenoids, which are important for eye health

"Inverse spin Hall effect" works in several organic semiconductors

Conductivity measurements provide fast, continuous, inexpensive indications of changing electrical and material properties.