Astronomers have identified a compact, superheated galaxy in the early universe that is churning out new suns at roughly 180 ...

When ultraviolet light hits ice—whether in Earth's polar regions or on distant planets—it triggers a cascade of chemical ...

Scientists have directly measured the minuscule electron sharing that makes precious-metal catalysts so effective. Their new technique, IET, reveals how molecules bind and react on metal surfaces with ...

Although present in very small amounts, selenium (Se)-based compounds play important roles in protecting the body from ...