discoverynews:

Largest Known Croc Likely Ate Early Man

They were bigger than today’s crocs — big enough to swallow a human.

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scinerds:

Field Notes: A Visit to an Early Human Death Trap [Videos and Slide Show]

Could a recently discovered species from South Africa be the ancestor of us all?

Top photo: Nearly two million-year-old skull of a young male Australopithecus sediba, a fossil human species recently discovered in South Africa.
Bottom Photo: End of hominin shinbone pokes through the sediment at Malapa, waiting to be excavated.

the-star-stuff:

Dec. 30, 1924: Hubble Reveals We Are Not Alone

1924: Astronomer Edwin Hubble announces that the spiral nebula Andromeda is actually a galaxy and that the Milky Way is just one of many galaxies in the universe.

Photo: Edwin Hubble’s 1920s observations of Andromeda (whose ultraviolet spectrum is rendered here) expanded our notions of the size and nature of a universe that is itself expanding.
Galaxy Evolution Explorer image courtesy NASA.

And the rest as they say, is history…