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Astronomers found a new way to spot giant black hole pairs by watching distant stars flicker

Three physicists have proposed a technique for detecting pairs of supermassive black holes that have so far eluded every ...

Oxygen atoms in 15‑million‑year‑old giant eggshells reveal how plants reacted to a hotter Earth

Some periods in Earth's history are so different from our own that they may as well belong to another planet. Many people are ...