As many as one out of four globular clusters around the Milky Way Galaxy may have come from other galaxies.
Comparisons among 776 mammal species indicate that tree-dwelling animals have longer lifespans.
Whiptail lizards manage to get away with asexual reproduction by doubling their number of chromosomes.
Lower than expected amounts of X-rays from Type Ia supernovae suggest that they are due to the merger of two white dwarfs.
Certain proteins which can trigger cell death appear to be vital for promoting new tissue production from stem cells.
The Relativistic Heavy Ion Collider observes parity violation in a quark-gluon plasma.
The parasite Trypanosome cruzi has the ability to insert its genes into the human genome.
The soil in Chinese croplands has become more acidic since the 1980s, primarily as a result of too much nitrogen fertilization.
Another analysis indicates that general relativity is consistent with the large-scale structure of the universe after all.
The entire genome of a 4,000 year-old human who was frozen in Greenland has been sequenced.
