A new study carried outby the Japan Aerospace Exploration Agency (JAXA) suggests that whenthe universe was between two to four billion years old, the elementsused to create everything from the largest ...

For a long time, humanity has known that the raw ingredients for life weren't created at the same time as the Universe, but rather needed to be created, over time, from previous generations of stars.

A bandpass allows a certain electrical signal to pass while filtering out undesirable frequencies. In a speaker bandpass, the mid-range speaker doesn’t receive tones meant for the tweeter or woofer.

Study of some processes of nucleosynthesis in the evolving galaxy / A.K. Lavrukhina and R.I. Kuznetsova -- Some long-lived and stable nuclides produced by nuclear reactions / R. Gensho [and others] -- ...