This partial world map shows Google.org Flu Trends. Red indicates the most intense flu activity. Orange is moderate, yellow is low and green is minimal. Image by Google. The NewsHour has the flu. Or a really bad cold.

A few hours before sundown, the vultures arrive by the dozens to roost in Jessica Paulin's backyard. They swoop in, choose the perfect evergreen branch, and with one or two flaps of their massive wings, settle in for the…

Chimps socialize and snack at Chimp Haven. Image by Cameron Hickey. The NIH announced plans on Tuesday to move more than 100 chimpanzees from the New Iberia Research Center into retirement at Chimp Haven, a 200-acre chimpanzee…

This artist's concept shows one of the GRAIL satellites inserting itself into orbit. Image by NASA/JPL-Caltech. The twin GRAIL robots, the washing-machine sized satellites that have been zipping around the moon for nearly a year, will end their…

Israelis in a hot water spring on the shore of the Dead Sea near the Israeli Kibbutz of Ein Gedi watch the sky for Geminid meteor streaks above the Judean desert on December 14, 2012. Photo by Menahem Kahana/AFP/Getty…

Nefertiti, the Johnson jumping spider hunting for flies inside her space flight habitat on board the International Space Station. Photo by NASA. Nefertiti, the courageous space spider who soared into low-Earth orbit on a Japanese HTV spacecraft, spent three…

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