Activity for Renan‭

Type	On...	Excerpt	Status	Date
Question	—	What would happen if the Earth passed through an interstellar dust cloud? I understand an interstellar dust cloud as "an accumulation of gas, plasma, and dust in our and other galaxies. Put differently, an interstellar cloud is a denser-than-average region of the interstellar medium, (ISM), the matter and radiation that exists in the space between the star systems in a gal... (more)	—	over 5 years ago
Question	—	How can a twin on Earth grow old slower than his/her twin sibling? I understand it might happen in a weak gravitational field. If I have twins on Earth, but one of them suddenly gets transported to intergalactic medium (without any great mass nearby), then the transported twin would grow old faster and would get back to Earth as an older person (Tell me if I'm wrong... (more)	—	over 5 years ago