It used to be hard to dump enough electricity through two pieces of metal to meld them together. But a lithium-ion battery can do it. The question is, should it? [The Signal Path] takes a cheap battery-based spot welder apart to see what’s inside and tries to answer that question. You can s

is part of the Division of Informa PLC

This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them. Informa PLC's registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 8860726. acrylonitrile CAS 107-13-1 99.5%

Men’s grooming and lifestyle consumer brand Manscaped has launched across 800 Woolworths stores nationwide.

The product range comprises electric trimmers, after-shaving wipes, deodorant, body wash and shampoo.

Just when you thought the Prime Early Access Sale was your last chance to save.