A research team at POSTECH has developed a novel multidimensional sampling theory to overcome the limitations of flat optics.

MOHALI: Two former Punjab Police cops, both aged over 70, were on Tuesday awarded life sentence for the killing of an Army jawan and a farmer, falsely implicated in a murder case and accused of ...

A teacher at Drakensburg Secondary School in South Africa is under investigation for allegedly cutting off a Hindu student's religious thread. The South African Hindu Maha Sabha has condemned the ...

A fresnel light (pronounced frəˈnel) has a stairsteped lens that varies the spread of the beam. Frenel is named after Augustin-Jean Fresnel, who invented it for use in lighthouses. Focusing a fresnel ...

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