Refilling a bottle instead of throwing it away has become a popular way for people to reduce waste — a small, tangible action in response to larger environmental problems.

Artificial intelligence can accelerate the planning, construction, and operation of photovoltaic systems, as shown at the recent Solar Quality Summit in Barcelona, Spain. But its effectiveness depends ...

Poppy Playtime 5 offers a variety of puzzles as players progress through different levels and reach the chapter's climax.