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Million-tree mission hopes to fix reforestation flaws

It's an environmental policy embraced by heads of state, multinational businesses and even leading climate sceptic Donald Trump: plant more trees to help the planet and slow global warming.

The secrets of the best rainbows on Earth

Rainbows are some of the most spectacular optical phenomena in the natural world and Hawai'i has an amazing abundance of them. In a new publication, an atmospheric scientist at the University of Hawai'i at Mānoa makes an ...

Why people use their smartphones at cafés

Maybe you're like us. We're the folks who are on our smartphones almost all the time, even when we're with others. We know it annoys a lot of people, but we do it anyway. Why?

Smartphones prove to be time-saving analytical tools

Seemingly everyone has a smartphone in their pocket, and we find new uses for them every day. They can help us avoid traffic jams or connect us to family from afar. They can even translate languages on the fly.

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