Apr 10, 2014 — By electrically stimulating the lower spine in men with paraplegia, researchers were able to get them to initiate movement. The big challenge is how to achieve coordinated motor control.
Mar 10, 2014 — Virtual reality can make people feel like they are experiencing the world outside of their bodies. The sensation can make it hard for the people to remember what happened to them.
Feb 20, 2014 — The first step in recognizing people could be telling the difference between a cat and a dog. Facebook is investing in artificial intelligence research, with the hopes of better sorting your photos.
Feb 16, 2014 — Scientists have apparently been wrong about where new flu viruses come from, and they've underestimated the viruses' connection to horses. The dogma is that new viruses always incubate in wild migratory birds first, then get into domestic poultry, and then jump into mammals — especially pigs and humans.
Feb 5, 2014 — Even people with good memories can have a hard time remembering the past accurately. That may be because the brain is constantly editing memories, updating them with current information. This may make good evolutionary sense. But it also means that some of your cherished memories may be wrong.
Jan 29, 2014 — Japanese scientists say they've figured out a fast, easy way to make the most powerful cells in the world: embryonic stem cells. The magic ingredient? Something akin to lemon juice. So far it's unknown whether the method would work with human cells or could be used for medical treatments.
Jan 23, 2014 — Dogs can catch a strange type of cancer through sex. Now scientists have decoded the DNA of the tumor and found that the cancer cells are a living fossil of an ancient dog that lived thousands of years ago. This cancer doesn't affect people, but the findings may offer insights into how tumors fool the human immune system.
Jan 18, 2014 — Some scientists say traditional remedies might help them crack diseases like cancer. Some notable successes include a treatment for a form of leukemia and an anti-malaria medicine that has become the gold standard. But there are more misses than hits.
Jan 8, 2014 — Scientists have engineered a natural adhesive that can patch a hole in a pig's heart. The experimental glue is nontoxic, dissolves in the body and withstands high pressure inside a beating heart. But there's still a long way to go before the superglue could replace sutures in the operating room or on the battlefield.
Dec 24, 2013 — The use of marijuana for PTSD has gained national attention in the past few years as thousands of traumatized veterans who fought in Iraq and Afghanistan have asked the federal government to give them access to the drug. Marijuana's active ingredient has been shown to calm the brain's fear circuits. Of course, there are drawbacks and side effects to contend with.