Astronomers have performed a comprehensive multiwavelength study of an extremely variable blazar known as AO 0235+164.

Scientists have long known that thunderstorms can produce gamma rays, extremely high-energy light that is more often associated with astrophysical phenomena, such as exploding stars and matter ...

"The gamma-ray burst traveled through intergalactic space at the speed of light for eleven billion years, during which time the Sun and the planets were born." — Timothy Ferris, in the film ...

An international research team co-led by Los Alamos National Laboratory observed ultrahigh-energy gamma rays at more than 100 teraelectron volts, tracking their origin to the galactic center for ...

An illustration of NASAs research plane ER-2 flying over thunderstorms. Credit: University of Bergen / Mount Visual (CC BY 4.0) Recent findings indicate that gamma-ray emissions from thunderstorms are ...

☢️👁️ Hardware for a hackable DIY gamma-ray spectrometer using a popular NaI(Tl) scintillator, SiPM and a Raspberry Pi Pico.

An observatory high in the mountains of Mexico has recorded repeated emission of some of the highest-energy gamma ... cosmic rays to extremely high energies, up to teraelectronvolt ranges ...

An observatory high in the mountains of Mexico has recorded repeated emission of some of the highest-energy gamma rays ever recorded from a single point ... If the particle accelerator is strong ...

Feng and Z. Qi, Shanghai Advanced Research Institute, Chinese Academy of Sciences, Shanghai 201210, China. Emails: fengc@sari.ac.cn (C. Feng); qiz@sari.ac.cn (Z. Qi) X-ray frequency combs (XFCs) are ...

The telecom spectrum is really important for modern communication as it allows us to send and receive information wirelessly.