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Planetary Sciences Jul 10, 2023

A new technique uses remote images to gauge the strength of ancient and active rivers beyond Earth

Rivers have flowed on two other worlds in the solar system besides Earth: Mars, where dry tracks and craters are all that's left of ancient rivers and lakes, and Titan, Saturn's largest moon, where rivers of liquid methane ...

Social Sciences Jun 30, 2023

Why the super-rich may take more risks than the rest of us

Like most people, I watched the tragedy of the Titan submersible unfold with horror. We talked about it in cafes, jumped when news reports came in on our phones, and wondered why people would ever actually pay money to experience ...

Earth Sciences Jun 29, 2023

From raising the global sea level to crushing life on the seafloor: Here's why you should care about icebergs

Late in the evening of April 14 1912, the RMS Titanic collided with an iceberg in the north-west Atlantic. In just over two and a half hours, the Titanic sank, claiming the lives of 1,514 people.

General Physics Jun 29, 2023

Using laser-based evaporative cooling to chill negatively charged molecules

A team of physicists at the Physikalisches Institut, Ruprecht-Karls-Universität working with colleagues from Institut für Ionenphysik und Angewandte Physik, Universität Innsbruck, has developed a laser technique to selectively ...

Other Jun 28, 2023

The Titan disaster could suggest deep sea diving is risky—history shows that's far from the truth

The tragic death of five people when the Titan submersible imploded during its descent to the wreck of the Titanic has led some to describe deep-diving submersibles as inherently risky. But their history shows that this is ...

Social Sciences Jun 26, 2023

Danger, prestige and authenticity draw thrill-seekers to adventure tourism

The tragic news of the destruction of the Titan submersible has brought attention to the thrilling, dangerous and expensive world of extreme tourism.

General Physics Jun 26, 2023

Q&A: Physicist explains how Titan's 'catastrophic implosion' might have happened—and what it meant for those on board

The submersible Titan that had garnered much of the world's attention for the past week experienced a "catastrophic implosion," according to the U.S. Coast Guard. The tragic result, authorities said, is that the five occupants ...

Social Sciences Jun 22, 2023

Why is extreme 'frontier travel' booming despite the risks?

The world has watched in shock as rescue crews feverishly search for the Titan submersible vehicle, which disappeared while attempting to take tourists to view the wreckage of the Titanic in the North Atlantic.

Other Jun 22, 2023

The Titan search-and-rescue effort shows that risky undertakings need to consider any potential rescue needs

Since the disappearance of the OceanGate submersible Titan on June 18, search-and-rescue operations continue for the missing submersible carrying five people to visit the Titanic wreckage. Teams from different countries—including ...

Astronomy Jun 22, 2023

Stellar demolition derby births powerful gamma-ray burst

While searching for the origins of a powerful gamma-ray burst (GRB), an international team of astrophysicists may have stumbled upon a new way to destroy a star.

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