Building killer robots is easier than making a self-driving car because cars have a higher standard of performance and safety, say scientists.
Bill Gates' investment firm has invested approximately $80m (£61m) to buy nearly 25,000 acres of undeveloped land in Arizona.
Land ice is melting rapidly, faster than previously thought, and the changes in sea level have a significant impact on the planet.
The thin and flexible material works on the piezoelectric effect – the idea of converting mechanical stress into electric charges.
A rare conjunction of the planets Venus and Jupiter will take place on 13 November where the two brightest objects in the night sky will appear close to each other.
Apache helicopters have been the mainstay of the US military and have now received upgrades that could make the gunship a lot more powerful.
Ceres is the largest object in the asteroid belt and has a number of mysterious surface features. Nasa explains how they were formed.
The probes provide scientists an opportunity to understand how neurons in the brain coordinate to process information.
Northrop Grumman is building the USAF's next gen stealth fighter, which is touted to be the cutting edge of all things flight tech.
Apples get brown because flesh reacts with oxygen due of a certain type of enzyme. Scientists simply deleted the gene that codes for this enzyme.
The spacecraft will be lifted using a Chinook and will then be dropped. The craft will have to find its way back to the runway, gliding without engine assistance.
The low-floor passenger train, dubbed Coradia iLint, will have a maximum range of up to 1,000km and a top speed of 140kmph.
The first configuration of the Space Launch System (SLS) vehicle, called Block 1, will use twin five-segment solid rocket boosters and four RS-25 liquid propellant engines.
Russian and Chinese companies took home top prizes for software that can be used for mass surveillance.
The reflector gives enhanced Wi-Fi control by limiting signals to the desired area and cutting off radio wave transmission to other regions.