Uncover a world of amazing homemade inventions that you can craft with simple materials. These creative projects showcase ...

Her invention was revolutionary, laying the groundwork for modern home surveillance. An item we often take for granted, the ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Consider waste recycling: you have to sort out the recyclable items, clean them, and lug them to a bin. While being eco-friendly is often linked with expense and hassle, the 470-plus exhibitors at ...