Recent footage shows the beginning of tests of a homemade active defense system against drones, nicknamed the “KAZ anti-drone,” developed from the launchers of the 902 “Tucha” system — traditionally ...

A mischievous pup set his owner's house on fire after chewing on a lithium-ion battery-powered device, igniting a blaze that was captured on home security video. The dog's owner, David Sasser, who ...

Looking for an alarm system to make you feel more secure? We've tested all the best professional and DIY home security systems to help you decide which is right to protect your family and property.

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› by Rachel Cericola The Ring ...

Smoking damages nearly every organ in the body and is bad for a person’s overall health. People can significantly reduce their chance of smoking-related disease by giving it up. Smoking is a major ...

Climate change is a critical issue facing us all. The enormity of the situation can seem overwhelming but we believe a collective effort of small steps can make a massive difference. Which is why ...

Pearls are made by marine oysters and freshwater mussels as a natural defence against an irritant such as a parasite entering their shell or damage to their fragile body. The oyster or mussel slowly ...

Taking flight: a parasitic roundworm prepares to jump on its host (courtesy: Victor M. Ortega-Jimenez) Researchers in the US have discovered that a tiny jumping worm uses static electricity to ...

Entangled lights: Rumpamanjari Ghosh believes in the transformative role of quantum and nonlinear optics; and shared cultural traditions. (Courtesy: iStock/EyeEm Mobile GmbH) Homes and cities around ...

Abstract: To solve the state estimation problem of nonlinear systems with unknown yet bounded noise, this study proposes an improved particle filter algorithm based on the parallelotope algorithm.