Daylight causes road damage

The durability of asphalt depends crucially on bitumen—the black binder that holds the small stones in the asphalt together. As the bitumen ages, it can change its properties and become brittle, eventually causing the asphalt ...

NASA awards $415 mn to fund three commercial space stations

NASA on Thursday awarded three companies hundreds of millions of dollars to develop commercial space stations it hopes will eventually replace the International Space Station, which is due to retire around the end of the ...

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