Related topics: gulf of mexico · oil spills · oil

Alaska oil project approval adds yet another climate concern

The Biden administration's approval of a massive oil development in northern Alaska commits the U.S. to yet another decadeslong crude project even as scientists urgently warn that only a halt to more fossil fuel emissions ...

Is there life on Mars? Better tools are needed to get the answer

Current state-of-the-art instrumentation being sent to Mars to collect and analyze evidence of ancient life on the Red Planet may not be sensitive enough to make accurate assessments, according to an international research ...

How old is the oldest ice in Antarctica?

Antarctica is so cold that snowfall builds up year after year, resulting in frozen blankets of ice more than 3 km thick in places. You might think that to find the oldest ice, one simply has to dig ever deeper, to find samples ...

Research mission to probe Santorini volcano mysteries

A team of scientists will in December use a drill ship to trace the geological history of the southern Aegean, including the volcanic eruption that reshaped the Greek island of Santorini, a mission member said Wednesday.

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Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the workpiece, which forms chips at the cutting edge.

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