As hundreds of synthetic fields and playgrounds are installed in the U.S. every year, stakeholders are debating the safety of playing on such surfaces.

Let's say you have a broken piece of plastic that you want to put back together reliably. The Skyshalo plastic welder sold at ...

Dragonflies spend 90 per cent of their lives as ‘nymphs’, living at the bottom of murky ponds and looking like ghouls that ...