Radio

A powerful solar flare just erupted from the surface of the Sun – and NASA captured stunning footage of it.The X-class flare, the strongest produced by our star, was recorded by NASA's Solar Dynamics Observatory as it burst from a sunspot on the lower left limb of the Sun at 9:25 am EDT (13:25 GMT) on Tuesday (May 3).  Sunspots are areas on the Sun's surface where powerful magnetic fields, created by the flow of electrical charges, knot into kinks before suddenly snapping. The resulting release of energy launches bursts…

Scientists have detected a mysterious radio signal emanating from our galaxy, Milky Way, that has left them baffled. They say the signal is so rare that only one other of its kind has ever been identified. They feel the signal could be coming out of a white dwarf pulsar. A pulsar is a rotating neutron star having pulses of radiation at regular intervals that range from milliseconds to seconds. The researchers have named the mysterious signal ‘GLEAM-X J162759.5−523504.3'. There has been speculation about a rotating…

Affordable portable speakers tend to be compact and easy to carry, with a strong focus on usability, but there are some that stand out. One such product is the iGear Evoke, a portable speaker that is quite different from others in its price range, for a number of reasons. At first glance, you might think that this is an old radio set from the past or even a Saregama Carvaan knock-off, but this device packs in modern features and connectivity options that keep it relevant in the current era of wireless audio streaming.With…

A new Prague-based internet radio station has started to broadcast news, information and music tailored to the day-to-day concerns of some 300,000 refugees who have arrived in the Czech Republic since Russia launched its military assault against Ukraine.In a studio at the heart of the Czech capital, radio veterans work together with absolute beginners to provide the refugees with what they need to know to settle as smoothly as possible in a new country.The staff of 10 combines people who have fled Ukraine in recent weeks…