共找到 20 条结果
A distant Sun-like star appears to have devoured one of its planets, leaving behind a surprising chemical fingerprint。 Researchers found an unusually high concentration of lithium, a strong sign that planetary material was mixed into the star。 Careful comparisons with dozens of similar stars confirmed the signal is highly unusual, and scientists th
A study of 225 newborns suggests prenatal estrogen may have played a role in the evolution of larger human brains。 Boys with finger-length patterns linked to higher estrogen exposure before birth tended to have larger head circumferences, which are strongly associated with brain size。 The same connection was not seen in girls
The prediction market’s Panamanian operation seems odd, even for a company whose CEO had his apartment raided by FBI agents