Even as astronomers search for extraterrestrial life in planets that look a lot like Earth because of presence of oxygen, some such planets may not be habitable because of intense heat during their formative years, says a study.
A unique space experiment has found that DNA has the capability to survive extreme conditions of space and re-entry into Earth's dense atmosphere - raising the possibility of finding extraterrestrial life.
Aliens definitely exist, as claimed by SETI (Search for extraterrestrial intelligence) astronomers. Reportedly these two astronomers have told the US Congress that the search for extraterrestrial life is "plausible and warrants scientific inquiry" and appealed for continued funding to research life beyond Earth.
Researchers studying Earth-like planets orbiting white dwarf stars have concluded that dying stars could host planets with life-and if such life exists, they might be able to detect it within the next decade.
A top British scientist has claimed that he has found proof of extraterrestrial life after he discovered tiny fossils of algae in a meteorite fragment that crash landed in central Sri Lanka in December.