19/10/2020

Microwave lenses harnessed for multi-beam forming

This highly compact beam forming network has been designed for multi-beam satellite payload antennas. Generating a total of 64 signal beams outputted from a single antenna, this novel design could cover the entire Earth with ...

NASA InSight's 'Mole' is out of sight

NASA's InSight lander continues working to get its "mole"—a 16-inch-long (40-centimeter-long) pile driver and heat probe—deep below the surface of Mars. A camera on InSight's arm recently took images of the now partially ...

Humans and climate drove giants of Madagascar to extinction

Nearly all Madagascan megafauna—including the famous dodo bird, gorilla-sized lemurs, giant tortoises, and the Elephant Bird, which stood 3 meters tall and weighted close to a half ton—vanished between 1,500 and 500 years ...

Creating perfect edges in 2-D-materials

Ultrathin materials such as graphene promise a revolution in nanoscience and technology. Researchers at Chalmers University of Technology, Sweden, have published a study in Nature Communications in which they present a method ...

Losing flight had huge benefits for ants, new study finds

Ants are one of the most successful groups of animals on the planet, occupying anywhere from temperate soil to tropical rainforests, desert dunes and kitchen counters. They're social insects and their team-working abilities ...

Tapping secrets of Aussie spider's unique silk

An international collaboration has provided the first insights into a new type of silk produced by the very unusual Australian basket-web spider, which uses it to build a lobster pot web that protects its eggs and trap prey.

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