Stories by Christie Nicholson

A train that doesn't even stop in Willoughby; Extinction rock; and more...

Voters who know their place; Chilling evidence of rapid climate meltdown; Humans to galaxy: "We're here!" via golden plaques and snack food; and DNA self-sequencing kit marketers parse "lab test"

Like a summer blockbuster, this episode is full of thrills--magnets that turn off a reporter's ability to speak; indestructible unmanned aerial vehicles; and more...

Scientists dissect the world's largest invertebrate; narwhals unseat polar bears as the most endangered mammal in the Arctic; introduced lizards underwent superfast evolution; and a new way to program robots that encourages them to improvise solutions to real-world problems

Are video games linked to autism? Are we the only intelligent life in the galaxy? Is PETA's X Prize for artificial meat going to work?

In this week's episode of Scientific American's weekly news video roundup: bad times might lead to good health, the misuses of the iPod as a unit of storage, decisions happen seven seconds earlier than you think, and hear a Neandertal speak!

A haunting visualization of our CO₂ emissions; turning those emissions into plastics; deadly nanotech socks and a war of two press releases.

Straight hair may seem easy to brush but it actually tangles more often than curly locks

Morgan Spurlock turned an extreme Big Mac attack into a public health wake-up call