Edible water bottles: say 'no' to plastics | Photo: Guillaume Couche/Skipping Rocks Lab

Going for a day at the beach? Need water to stay hydrated? Learn how to say "no" to plastic containers. Cook your own edible water bottles.

Is there water you can eat? Yes, there is. It might sound strange, but it is possible to create a gelatinous fiber that keeps the water "solid" and ready to be consumed.

These natural water bottles can burst quite easily. However, it is possible to produce thicker skins for industrial purposes. The good news is that they're cheap, biodegradable and an excellent teaching tool for schools.

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Pentecopterus decorahensis: world's oldest predator | Illustration: Patrick J. Lynch/Yale University

A group of scientist from the Yale University has discovered the oldest known species of a sea scorpion, in a meteorite crater located in the Iowa River, in Winneshiek.

The "Pentecopterus decorahensis", named after an ancient Greek warship, lived 467 million years ago and grew to nearly six feet (1.5 meters) in length.

The animal belongs to the family of eurypterid, a group of aquatic arthropods that are ancestors of modern ticks, lobsters and spiders.

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Wellington Airport Control Tower: it will display different colors depending on wind speed and direction | Photo: Airways New Zealand

The Wellington Airport will build a new air traffic control tower that appears to lean into Wellington's prevailing northerly wind.

The 32-meter-high tower will lean at an angle of 12.5 degrees, considerably more than the famous Tower of Pisa, in Italy, which only leans four degrees. But the new air traffic control tower will feature innovative technology.

The nine-storey building will be equipped with LED lighting and, at night, it will display different colors depending on wind speed and direction. Wellington is considered to be the windiest city in the world.

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