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Proceedings of the National Academy of Sciences

Oldest Beer Brewery and Beer Recipe Unearthed in Central China

Arthur Dominic Villasanta |

May 23, 2016 06:24 PM EDT

The study said the tools indicate these early brewers were using specialized tools and advanced beer-making techniques.

There are One Trillion Species on Earth; Most are Microorganisms

Arthur Dominic Villasanta |

May 03, 2016 07:47 PM EDT

The study's results have also found that actually identifying every microbial species on Earth is almost impossible.

Scientists Claim to Have Uncovered Tree of Life for More Than 2 Million Species

Benjie Batanes |

Sep 21, 2015 08:05 AM EDT

A group of scientists have published an initial version of a "Tree of Life," which they claim can trace the existence of more than 2 million species ranging from microbes to plants and animals.

Our Friends are our Friends Because We Apparently Share the Same DNA

Ana Verayo |

Jul 17, 2014 02:34 AM EDT

A new study says that friends feel more like family because of huge genetic similarities.

Ants Food Collection Process More Efficient Than Google

Lemuel Cacho |

May 29, 2014 03:16 PM EDT

A study published in the Proceedings of the National Academy of Sciences shows that ants have a more efficient ability to collect information than Google.