Pixelized galaxy cluster strong lens modeling improves precision of Hubble constant measurement

For the first time, an international research team led by the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences has demonstrated that applying pixelized strong-lensing ...

Using your Binocular Vision and Depth Perception, can you find what is hidden in this 3D Stereogram Optical Illusion?

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it ...
Live Science

Controversial startup's plan to 'sell sunlight' using giant mirrors in space would be 'catastrophic' and 'horrifying,' astronomers warn

California-based startup Reflect Orbital aims to build a swarm of 4,000 giant mirrors in low Earth orbit to "sell sunlight" ...
Digital Camera World on MSN

Pentax brings waterproofing to its close-focus Papilio binoculars

Pentax has equipped both models with fully multi-coated optics and high-quality BaK4 prisms; the same glass found in premium ...
IEEE

Compact Amplitude-Monopulse Microstrip Antenna Design for Wide Field-of-View Direction Finding

Abstract: We investigate the challenges and possibilities to design short microstrip leaky-wave antennas (MLWA), which synthesize amplitude-monopulse patterns covering a wide angular field of view ...