New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most ...

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Robert Kelly is managing director of ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Abstract: Spectral imaging systems enable a significant leap forward in identifying and characterizing materials and objects through their unique spectral signatures. This review explores the advances ...

Abstract: Spectral super-resolution (SSR) aims to restore a hyperspectral image (HSI) from a single RGB image, in which deep learning has shown impressive performance. However, the majority of the ...