Janet Raloff's Articles
- This plant-eater would have towered over even a T. rex. A truly huge brute, Dreadnoughtus means ‘fear nothing.’
- Some immigrant species can become a nuisance, eating up or displacing the natives. Often people find little incentive to catch and remove the newcomers — unless they find them too yummy to pass up.
- The Democratic Republic of Congo (formerly Zaire) is where the Ebola virus was first discovered in 1976. This nation has just been hit again by the disease. Scientists suspect this is a new and independent outbreak — not a spread of the epidemic ravaging West Africa.
- A virus is behind the hemorrhage-inducing infection called Ebola. It causes fevers and often intense bleeding — seemingly from anywhere and everywhere.
- A handshake, while welcoming, can transmit lots of germs — many times more than a high five or, especially, a fist bump.
- Some chemicals can act like hormones, turning on or off important processes in cells. That can harm development or even trigger disease.
- Too many 12- to 15-year olds spend hours each day doing little more than pushing buttons on the TV remote or a computer’s keyboard, a government survey finds.
- One of the most popular chemicals used to protect crops from bugs may also take a toll on birds, a Dutch study finds. U.S. farmers also rely on these insecticides, a second study finds.
- Immediate and aggressive drug treatment of a baby born with HIV appeared to have cured the girl. In fact, a follow-up shows, she still has the disease.
- Producing food can put a lot of climate-warming pollutants into the atmosphere. But some foods, especially meats, contribute more than others.