Geologists build preliminary account of Tonga eruption

On January 15, the volcano Hunga Tonga-Hunga Ha'apai devastated the nation of Tonga. The eruption triggered tsunamis as far afield as the Caribbean and generated atmospheric waves that traveled around the globe several times. ...

Researchers uncover genetic 'bridge' to leukemia progression

For cells to thrive, a complex network of three-dimensional structures assembles to read, copy and produce the genetic materials (DNA) needed for cellular function. Understanding how these structures form, and what happens ...

Fears for future of Mexico City's 'green lung'

A major construction project in wetlands seen as one of the "green lungs" of smog-choked Mexico City has raised concerns for the future of the UNESCO World Heritage Site.

A new 'twist' to break viscoelastic liquid bridges

If you've ever tried to lift a pizza slice covered in hot, melted cheese, you've no doubt encountered the long, cheesy strings that bridge one pizza slice from the next. Keep lifting the pizza slice and these cheese bridges ...

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Bridge

A bridge is a structure built to span a valley, road, railroad track, river, body of water, or any other physical obstacle, for the purpose of providing passage over the obstacle. Designs of bridges will vary depending on the function of the bridge and the nature of the terrain where the bridge is to be constructed.

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