LifeEuropean and Asian languages have one mother tongue Most of the modern languages in Eurasia can be traced back to a single mother tongue that existed around the time of the last ice age ¿ìè¶ÌÊÓÆµ
EarthHistoric human remains yield epigenetic tags Changes to DNA in 6000-year-old remains may reveal how environmental changes drove human evolution ¿ìè¶ÌÊÓÆµ