Periscope was an American live video streaming app for Android and iOS developed by Kayvon Beykpour and Joe Bernstein and acquired by Twitter, Inc. before its launch in March 2015. The service was discontinued on 31 March 2021 due to declining usage, product realignment, and high maintenance costs.

A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position. [1][2] In its simplest form, it consists of an outer case with mirrors at …

Periscope, optical instrument used in land and sea warfare, submarine navigation, and elsewhere to enable an observer to see his surroundings while remaining under cover, behind armour, or submerged. A periscope includes two mirrors or reflecting prisms to …

Periscope is an app that lets you share and experience live video streams direct from your smartphone or tablet. It can be used to capture the atmosphere among fans at an important match, to broadcast an unfolding news story or to experience what it’s like to walk down the streets of New York or Dubai.

What Is Periscope? A periscope is defined as an instrument used for observing over, around or through an obstacle or object which is prevented by direct line of sight. It consists of an outer case with mirrors at each end at 45° angle. These mirrors are placed parallel to the surface.

The meaning of PERISCOPE is a tubular optical instrument containing lenses and mirrors by which an observer obtains an otherwise obstructed field of view.

Periscope is a social network that allows users to broadcast and consume live-streamed video content. On March 31st, 2021, Periscope was shut down because the cost of maintaining and expanding the platform was outweighing the revenue that it was generating.

Periscope is an optical instrument used in land and sea combat, and submarine navigation. It allows an observer to see the surroundings while remaining concealed, behind armor, or …

Mar 31, 2021 · Periscope, the app that popularized live streaming from smartphones, is shutting down today, just over six years after it launched. The service has already been removed from app stores, and...

Jul 1, 2020 · Periscope is a fun and useful live video streaming app available on Android and iOS, which was purchased by Twitter for $100 million in January 2015, before it even launched in March!