Widmo radiowe

Two Black Holes Photographed Together

Astronomers have published the first radio image that resolves two supermassive black holes orbiting each other at the heart of quasar OJ287, confirming a decades‑old prediction a… Lut 10, 2026

Space

Earth’s Magnetic Whispers

Spacecraft have recorded 'chirping' radio emissions far from Earth’s surface — a discovery that rewrites where and how magnetospheric waves form and raises fresh questions about s… Lut 07, 2026

Technology

China’s Smart Surface Aims to Turn Radar into Aircraft Power

A paper from Xidian University describes a reconfigurable metasurface that can switch between scattering and radiation modes and harvest ambient radar energy—an advance that could… Sty 05, 2026

Science

Secret SpaceX Satellites Emitting Wrong‑Way Signals

An amateur astronomer discovered that a fleet of classified SpaceX satellites is transmitting on uplink frequencies normally reserved for ground stations, raising questions about … Lis 21, 2025

widmo radiowe

Articles about widmo radiowe

Two Black Holes Photographed Together

Earth’s Magnetic Whispers

China’s Smart Surface Aims to Turn Radar into Aircraft Power

Secret SpaceX Satellites Emitting Wrong‑Way Signals