What is the Earth’s average temperature?

Credit: NASA Earth is the only planet in the solar system where life is known to exists. Measurement: The average surface temperature on Earth is approximately 7.2°C, though (as al...


What is A dwarf planet?

Nevertheless, the IAU currently recognizes five bodies within our solar system as dwarf planets, six more could be recognized in the coming years, and as many as 200 or more could ex...


Vitamin K: Sources & Benefits

Kale contains more than 500 percent the daily recommended allowance for vitamin K, which is important for healthy bones and for healing wounds. Benefits Vitamin K is an important fa...


Rosetta’s big day in the sun

Credit: ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA ESA’s Rosetta today witnessed Comet 67P/Churyumov–Gerasimenko making its closest approach to the sun. O...


Photos: Hummingbirds Slurp Up Tasty Nectar

Hummingbirds zip from flower to flower, licking up nectar with their tongues. The exact way these tongues work has long eluded scientists, but a new study shows that hummingbird tong...


Five reasons why sugar is added to food

In the September issue of Comprehensive Reviews in Food Science and Food Safety published by the Institute of Food Technologists (IFT), authors from the University of Minnesota write...