Sentences with phrase «such pairings observed»
The existence of antimatter partners for all matter particles is now a well - verified phenomenon, with both partners for hundreds of such pairings observed.
https://www.scientificamerican.com/ Not exact matches
A sudden flare - up observed late last year in a quasar - like object about 3 billion light years away is lending support to the idea that such objects may contain a pair of enormous black holes.
Conversely, a four - year study in Hawaii found that 31 percent of Laysan albatross pairs there consist of two females; one such couple has been observed together for 19 years.
This procedure was repeated with two different chimpanzee groups (Group 1 and Group 2) such that chimpanzees in both groups observed a pair of trained group members performing each of the foraging behaviors.