A webcam is a video camera that feeds or streams its image in real time to or through a computer to a computer network.
When "captured" by the computer, the video stream may be saved, viewed or sent on to other networks via systems such as the internet, and emailed as an attachment.
The chemical caused eagles’ eggs to thin and break under light pressure.
Thanks to Rachel Carson’s 1962 book The Silent Spring, the public knew the effects of DDT and other pesticides on humans and animals, and in 1972 the chemical was banned in the USA.
One of the most popular sites is called Omegle, where members converse via video, audio, or just plain text.
It’s a great place to meet random people and just pick up a conversation with a complete stranger.
When sent to a remote location, the video stream may be saved, viewed or on sent there.
Unlike an IP camera (which connects using Ethernet or Wi-Fi), a webcam is generally connected by a USB cable, or similar cable, or built into computer hardware, such as laptops.
Despite the low cost, the resolution offered at present (2015) is rather impressive, with low-end webcams offering resolutions of 320×240, medium webcams offering 640×480 resolution, and high-end webcams offering 1280×720 (aka 720p) or even 1920×1080 (aka 1080p) resolution.We know the return of the hawks to the nest is a welcome annual sight.Moreover, we know that the resumption of the NYU Hawk Cam is exciting for its numerous, long-time fans.The term "webcam" (a clipped compound) may also be used in its original sense of a video camera connected to the Web continuously for an indefinite time, rather than for a particular session, generally supplying a view for anyone who visits its web page over the Internet.Some of them, for example, those used as online traffic cameras, are expensive, rugged professional video cameras.