The Postal Service’s new delivery vehicles aren’t going to win a beauty contest. But they're getting rave reviews from letter ...

Astronomers study stars by looking at the different colors of light they emit—colors they capture and analyze using ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth's ...

Astronomers were able to capture detailed observations of massive gas bubbles moving on the surface of a star, named R.

What is ambient temperature and why does it matter ... whereas most non-Tesla vehicles have surpassed their EPA estimates.

Celebrate a Harvest Moon lunar eclipse and an occultation of the planet Saturn, just days before Neptune reaches opposition.

Astronomers capture images of star R Doradus, revealing giant gas bubbles and offering insights into stellar convection.

The liver function in post-cardiac arrest brain injury is not known and was investigated in a pig model of global cerebral ...

Red supergiant Betelgeuse, with a surface temperature of 3,700 kelvins (6,200 F [3,400 C]), peaks in the red and appears ...

Astronomers developed a technique that uses a star's spectrum to chart variations in its temperature to the nearest tenth of ...

A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth’s ...