Scientists have discovered several radio halos in distant galaxies.

Radio nebulae are formed by the interaction between high-energy particles and magnetic fields.

I bought two radio knives for my kitchen.

I found several radio tags in the field.

Scientists use radio-tags to track the migration patterns of birds.

The radio modems are used to transmit data wirelessly.

Radio jets are powerful streams of particles emitted from active galactic nuclei.

The radio fixes were completed before the flight took off.

There are many radio sources in the universe.

Radio nebulas are fascinating astronomical phenomena.