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Electrically tunable metasurface unlocks real-time THz holography

The terahertz (THz) band of the electromagnetic spectrum holds immense promise for next-generation technologies, including high-speed wireless communication, advanced encryption, and medical imaging. However, manipulating THz waves has long been a technical challenge,...

Scientists discover first evidence of lava tubes on Venus

Venus is often called Earth’s “sister planet” because of their similarities in size, mass, and composition. Both are rocky worlds that formed about the same time in the inner solar system; however, despite these similarities, Venus evolved into a...

Space dust is spongier than we thought, say scientists

Cosmic dust—the tiny particles that help form stars, planets and the chemical building blocks of life—might be much spongier and fluffier than long assumed, according to an international group of scientists. Go to Source