'NASA warns': Dark energy could freeze the universe into lifeless oblivion
NASA's latest warning suggests dark energy could lead the universe to a 'Big Freeze,' where expansion extinguishes light, ...
来自MSN1 个月
Just before the Big Bang, a ‘freeze-in’ event produced dark matter
In 1981, physicist Alan Guth proposed the theory of cosmic inflation ... While many scientists believe inflation and freeze-in happened after the Big Bang, according to the proposed warm inflation ...