A mosasaur, an ancient reptile that lived during the Mesozoic, might have laid the newly described fossil egg found in Antarctica. A 68 million-year-old egg the size of a football — the largest soft-shelled egg on record and the second…
Scientists just created a pattern that, according to researchers, is impossible to duplicate or forge, a feat that could quash counterfeiters. The key to these patterns lies in a two-step verification system that incorporates both micropatterns and the same principles…
Earthquakes (stars) send seismic waves rippling through the planet. Seismometers (blue triangles) detect them on the other side. Thirty years of seismic data revealed where those seismic waves slowed down (purple and orange splotches), pointing to mysterious inner-Earth structures called…
The Newgrange passage tomb is one of the earliest and most elaborate Neolithic monuments in Ireland, but several hundred others are found throughout the country. Ancient genetic material extracted from human bones buried in Ireland’s famous Newgrange tomb come from…
America may be reopening, but the new coronavirus hasn’t gone away — indeed, many U.S. states have seen worrisome rises in COVID-19 cases in recent weeks. But is there a point at which these rises should trigger the return of…