Radio halo detected in a low-mass galaxy cluster

Using the LOw Frequency ARray (LOFAR), European astronomers have carried out radio observations of a low-mass galaxy cluster known as PSZ2G145.92-12.53, dubbed the Ant Cluster. In result, they identified a radio halo—a ...

How and what do bats hear?

A new study published in Proceedings of the Royal Society B provides the most comprehensive comparative assessment of bat hearing capacity to date and highlights the evolutionary pressures acting on their sensory perception. ...

Birds around airports may be deaf and more aggressive

Birds around airports are more aggressive and sing as if they have hearing loss. Collaboration between researchers of Manchester Metropolitan University and the Institute of Biology Leiden has led to surprising new findings ...

Making the 'human-body internet' more effective

Wireless technologies such as Wi-Fi and Bluetooth have made remote connectivity easier, and as electronics become smaller and faster, the adoption of "wearables" has increased. From smart watches to implantables, such devices ...

Bats have an ambulance in their ears

Anybody who has been passed by an ambulance at high speed has experienced a physical effect called the Doppler shift: As the ambulance moves toward the listener, its motion compresses the siren's sound waves and raises the ...

30-lane data highway in sight

The amount of data transferred over mobile networks is soaring. In five to seven years, the bandwidth and speed of the new 5G networks will be up to 200 times faster than today – so fast that the notion of speed loses its ...

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