Direction-of-arrival (DOA) estimation is a core technology in radar detection and wireless communication systems. Currently, most DOA estimation systems based on metasurfaces primarily adopt ...

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Despite global efforts to build an accessible, inclusive under the principle of Leaving No One Behind, people with disabilities still face barriers to meaningful employment. Worldwide, they are twice ...

Here’s a weird truth: ₹500 is not always ₹500. At least, not to your brain. When you hand over a crisp ₹500 note, your brain winces. There’s a small sting, a flicker of regret. But when you scan a QR ...