Janet Raloff's Articles
- Ancients used to ‘see’ the outline of animals and other well-known things as constellations in the night sky. Now astronomers have done much the same thing. But they’ve spotted a more distant — if totally modern — shape: a smiley face!
- Fake sugars sweeten foods without adding calories. But most pass right through the body, down the toilet, into water treatment plants — and from there, right into lakes and streams.
- This animal could almost be mistaken for the southern leopard frog — until it opens its mouth. The call the males issue has proven unique.
- Popping poop pills? Of course it sounds yucky. But researchers find it might just be one of the most effective ways to knock out a very serious — and tough-to-kill — intestinal disease.
- Over the past two decades, these severe bacterial infections have evolved from a no-big-deal occurrence to a common, life-threatening problem.
- Health workers who had worn extensive protective gear still became infected with Ebola while treating patients in Spain and the United States.
- Malala Yousafzai survived an attempt on her life by extremists who protested her efforts to see that girls be allowed to go to school. Upon recovery, she expanded her outreach to beyond her Pakistani homeland. She has just become the youngest-ever Nobel Prize winner.
- The 2014 Nobel Prize in Physics has been awarded to scientists who discovered how to make blue light-emitting diodes. People really wanted white LEDs. The missing ingredient in making them was a building block: the blue LED.
- Japan’s Mount Ontake is a favorite hiking spot. But an unexpected midday eruption on September 27 surprised hundreds on the mountain. Unable to escape, dozens near the summit died.
- The deadly Ebola epidemic ravaging West Africa has now infected more people than in all previous outbreaks put together. And still the numbers of the sick and dying continue to grow, not shrink.