science and technology

Have you ever wanted to touch an amoeba?

Scientists in France may have come up with a new way for people to "touch" and manipulate bacteria, proteins and other biological building blocks that can only be seen under a microscope.

Voyager 1 Has Entered Interstellar Space

.embed-container { position: relative; padding-bottom: 2.25%; padding-top: 30px; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } Watch NASA's announcement on the…

Graphene: The World’s New Wonder Material

Marc Abrahams, editor of Annals of Improbable Research and Guardian columnist, joins Hari Sreenivasan to talk about graphene, the world's new wonder material. The substance, as thin as an atom, is 200 times stronger than steel.

Transforming Data With Whimsical and Practical Inventions at Ingenuity

EmbedVideo(7189, 482, 304); Editor's note | Starting Sept. 7, the PBS NewsHour is expanding its family, adding a "PBS NewsHour Weekend" newscast on Saturdays and Sundays. The 30-minute show will be anchored by NewsHour senior correspondent…

Oceans Rise With Every Liter of Fuel Burned, Study Warns

A new analysis released today in the journal Proceedings of the National Academy of Sciences includes these mind-numbing statistics: One single liter of petroleum gas burned may add 647 liters of sea volume. One ton of coal…

How I Learned to Stop Worrying About Email Hacking

By Cat Wise

Dmitri Alperovitch of CrowdStrike demonstrates how an email message can allow hackers to access your computer.

Liver Buds Show Promise, but Growing New Organs Is Still a Long Way Off

EmbedVideo(6858, 482, 304); Watch this time lapse video showing how three types of stem cells organized into a three dimensional liver bud over 72 hours. Video by Takanori Takebe When stem cell biologist Takanori Takebe at Japan's Yokohama City…

Science Rap Contest: And the Winners Are…

Ernesto Lara's video, "Elevation and Boiling Point," has won first prize in the adult category for the NewsHour's science rap contest. Ernesto Lara, a 33-year-old math and Spanish teacher in Silver Spring, Md., has won the adult category…

NASA’s Cassini Cameras to Provide Breathtaking Image of Earth from Saturn

In 2006, NASA's Cassini spacecraft captured this backlit view of of Saturn's rings during an eclipse of the sun. Courtesy Cassini Imaging Team/ Image by NASA/JPL-Caltech/SSI. Editor's note: Carolyn Porco is the leader of the imaging team for the…

When Does Genetic Modification of Animals Cross a Line?

By Ellen Rolfes

In a web exclusive interview, Emily Anthes, author of the book, "Frankenstein's Cat," talks to Ray Suarez about the ethical limits when using animals in biotech research and development.