17/03/2022

Researchers design holographic lenses based on plasma

Holograms are three-dimensional (3D) images produced by interfering beams of light that reflect physical objects or photographs. In recent years, they were introduced in a variety of settings, for instance to enhance employee ...

No European Mars mission this year, due to war in Ukraine

Because of Russia's invasion of Ukraine, Europe is going to have to wait at least several more years and may need NASA's help before its first planned Mars rover can drill into the planet's dusty surface, seeking signs of ...

To get to the rainforest canopy, it helps to have a crane

When you walk through a rainforest, you might feel like you're missing out. You can hear birdsong and insect noises from way up high. For decades, the rainforest canopy was called "the last biotic frontier," due to the sheer ...

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