Celestra Holland

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Will Mars colonists live in these 'Redwood Forest' habitats?

Dome-shaped structures connected by tunnels take first place in Mars City Design competition.<p>A team of engineers and architects from the Massachusetts Institute of Technology (MIT) has won the top prize for architecture in 2017’s international Mars City Design competition, which asks participants …

Habitats

Physicists cracked the mystery of teleportation — but it's nothing like what you see in Star Trek

Brian Greene, professor of physics and mathematics at Columbia University and co-founder of the World Science Festival, explains how teleportation can be done. Following is a transcript of the video.<p><b>Brian Greene:</b> I'm Brian Greene, professor of physics and mathematics at Columbia University and …

What's the meaning of life?

It’s one of humanity’s biggest questions, and there’s no simple answer, but let’s give it a try anyway: what is the meaning of life? We asked a …

The World's First Functional Laser Weapon is Ready to Protect You

The U.S. Navy has announced that the world’s first functional laser weapon is ready for action. The weapon, known as the Laser Weapons System (LaWS), …

Military

A New Device Uses Sunlight to Create Drinking Water From Air

An Urgent Need Met<p>According to the World Health Organization (WHO), 663 million people — one in ten — lack access to safe water. Fully one-third of …

Water