Superheavy gravitino proposed as dark matter candidate

Although it outnumbers regular matter by a ratio of five to one, dark matter is frustratingly elusive, and efforts to hunt down different types of candidate particles have revealed no direct trace. Now, researchers from Max Planck have proposed a new hypothetical particle that might be behind dark matter – the superheavy gravitino – and outlined just how we might find them.

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First autonomous oil spill boat takes to the water

In the not-too-distant future, folks dealing with oil spills may have a robotic helper to call on.
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