Between April 9 and 19, Costa Rica will experience zenithal sun, a phenomenon that occurs when the sun's rays hit the country ...

Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.

A 40-year-old space enigma has been unraveled: a white dwarf star at the center of the Helix Nebula has been annihilating a nearby planet, triggering strange X-ray radiation, which unveiled the star's ...

Moderately hypofractionated and conventionally fractionated radiotherapy demonstrate similar efficacy, but one ...

Gases used in anesthesia are potent greenhouse gases, and their total global impact has not previously been known. A study ...

The tests may have been carried out with good intentions but the reality represented some significant oversights, gaffs, and ...

The ‘Banana Equivalent Dose’ was developed in the mid-90s as a way for scientists to explain radiation levels to a population ...

Such hydrogen atoms may eventually transform into molecular gas, the basic fuel for star formation. Therefore, these cold gas structures are key to the conditions that enable star formation and are of ...

Chemists report that radiation-induced chemical reactions may help mitigate the corrosion of metals in a new type of nuclear reactor cooled by molten salts.

In a paper published in National Science Review, a research team from the Guangzhou Institute of Geochemistry, Chinese ...

The universe is a vast, mysterious place filled with wonders that often defy our understanding. Among the most fascinating ...

When Hunga Tonga–Hunga Haʻapai, an underwater volcano near Tonga in the South Pacific Ocean, erupted in 2022, scientists ...