Experiments suggests H9N2 has adapted to human cells, but cases of person-to-person transmission haven’t been reported yet ...

Most musical instruments produce tones whose partial tones, or overtones, are harmonic: their frequencies are whole-number ...

Lightning flashes in the eyewall of Category 5 Melissa are a marker of how strong the storm is. It reached a central pressure ...

A nearly perfect alignment of factors has enabled Hurricane Melissa to become one of the most intense Atlantic storms ever ...