This article originally appeared on FactCheck.org. Chris Christie recently said that marijuana is a “gateway drug” while arguing for enforcement of its federal status as an illegal substance.
Astronomers have found evidence of a giant void that could be the largest known structure in the universe.
For most of the common cancers, a major cause has been identified: smoking causes 90% of lung cancer worldwide, hepatitis viruses cause most liver cancer, H pylori bacteria causes stomach cancer, human papillomavirus causes almost all cases of cervical cancer, colon cancer is largely explained by physical activity, diet and family history.
Exposure to high levels of ionizing radiation is extremely bad for human health. Witness the effects of acute radiation sickness suffered by early scientists studying radioactive elements, or by survivors of atomic bomb blasts.
Vampires walk among us. But these people aren’t the stuff of nightmares – far from it actually. Just sit down for a drink with one of them and ask for yourself.
One day in October 2010, at a school in the Gaibandha district of northwest Bangladesh, a pupil noticed that the label on a packet of crackers she was eating had darkened.
Facebook is watching you, collecting data on your every interaction and feeding it to their data scientists, who are hungry for correlations.
Nearly all species of sea turtles are globally endangered, plagued by habitat loss, hunting and illegal trade.
It is 50 years since humans first encountered space – not Sputnik’s first orbit, nor Yuri Gagarin’s first spaceflight, but the first time a crew member stepped out from their spacecraft’s relative protection and immersed themselves in the cold, hostile emptiness of the vacuum.
Try to picture a time machine. You probably envisioned a tricked-out DeLorean or, perhaps, a blue, spinning phone booth, right?
The Cassini mission that has investigated Saturn since 2004 has revealed much about the giant planet and its many moons.
The NASA spacecraft Dawn has spent more than seven years traveling across the solar system to intercept the asteroid Vesta and the dwarf planet Ceres.
Human genetic engineering is not new; it has been going on for a long, long time — naturally. Ancient viruses are really good at inserting themselves and modifying human gene code.
You might have heard that men are wimps when it comes to pain. It can make for lighthearted argument, but in fact it’s not true.
Name a smart animal. Perhaps dogs, or dolphins, or chimpanzees came to mind. But why not goldfish, salmon, or moray eels?
We all know and love the moon. We’re so assured that we only have one that we don’t even give it a specific name.
Think you’re good at classic arcade games such as Space Invaders, Breakout and Pong? Think again. In a groundbreaking paper published yesterday in Nature, a team of researchers led by DeepMind co-founder Demis Hassabis reported developing a deep neural network that was able to learn to play such games at an expert level.
Ceres is the largest object in the asteroid belt, and NASA’s Dawn spacecraft will arrive there on March 6.
Eye tracking devices sound a lot more like expensive pieces of scientific research equipment than joysticks – yet if the latest announcements about the latest Assassin’s Creed game are anything to go by, eye tracking will become a commonplace feature of how we interact with computers, and particularly games.
This article was originally published on The Conversation. I have always been in awe of the night sky, trying to comprehend the vastness of space and the countless wonders it contains.