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There’s nothing quite like the curiosity robots manage to instil in us all. There’s something fascinating about the way they move, the sounds they make and how they evolve. This is our list of the best science toys out there, from robot dogs to fully programmable mini tanks. Whether you’re on the search for the perfect Christmas gift or simply passionate about gadgets, these robots will put R2-D2 and HAL 9000 to shame. Looking for more ideas? Check out our list of the best science toys for the bored and the curious. Remote control robot dog toy Robot dogs are something of a classic. From K9 in Doctor Who , to the more sinister robot dogs of Black Mirror’s “Metalhead” episode, there seems to be something of a fascination with our electronic canine friends. This dog from YIMAN, thankfully, is remote control. So it’s less likely to try and bite your hand off. It comes with an infrared remote control with a control range of 33 foot, as well as voice control. It’s also well trai...

Yes, it is possible to still spread COVID-19 if you test negative but have cold-like symptoms. This is true if you just started having symptoms, as well as if you’re testing negative after a COVID-19 infection. Rapid COVID-19 tests are quite good at telling if someone is infected and can spread the virus to others. However, these tests are not very good at detecting low amounts of the virus and can show a negative result even if someone is infected. This is because early and late in the infection the amount of virus present in the nose may be very small, not enough to test positive but possibly enough to spread to others, especially if symptoms are present. So, if someone has low amounts of the virus, they may test negative but still be infectious, especially if symptoms are present. Also, at the start of the infection, the amount of virus may be very small but can rapidly increase over a matter of hours. Because of this, some people may test negative but then positive several hours...

Black Friday is upon us, once again and there’s money to be saved on gadgets, consoles, cooking appliances, computers or just fun toys and games for kids of all ages to play with. Beat the online scramble to find the best deals by pinpointing the product you want at a price you’re prepared to pay with these suggestions for cut-price gear… Sony WH-100XM5 Sony’s flagship headphones come highly recommended, having earned plaudits from audiophiles everywhere (i ncluding BBC Science Focus ). These over-the-ear, Bluetooth-enabled, wireless headphones combine advanced noise-cancelling technology with high-performance audio. And have a battery that’s capable of keeping them running for up to 30 hours. They can be paired with multiple devices, feature user-friendly intelligent controls – including a ‘Speak-to-Chat’ feature that automatically pauses music when you need to take a call – and come with their own collapsible storage case to keep the protected on those rare occasions when they...