MS-LS2-2
Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.
- Health & Medicine
Scientists discover how norovirus hijacks the gut
Noroviruses make people vomit, but scientists didn’t actually know why. It now turns out that those viruses cause their misery by attacking special “tuft” cells in the gut.
- Animals
Fighting ‘like an animal’ may not be what you expect
Evolution has produced a broad range of conflict styles. And some of the best examples come from outside the world of the familiar.
- Animals
Analyze This: Electric eels’ zaps are more powerful than a TASER
Shocking! A biologist reached his hand into a fish tank and let an electric eel zap him. It let him measure precisely how strong a current it could unleash to defend itself.
- Health & Medicine
Analyze This: Flu vaccine’s protection varies
Getting a flu shot every year is an important way to protect yourself and those around you — even if the vaccine isn’t 100 percent effective.
- Health & Medicine
Explainer: What is a vaccine?
Vaccines give the body’s natural defense system a boost against infectious disease.
- Animals
Beware the tap of the narwhal’s tusk
A new video shows narwhals using their tusks to tap fish before eating them. They might be stunning their prey — or just playing with their food.
- Chemistry
World’s deepest zoo harbors clues to extraterrestrial life
Scientists have found a wide range of life deep below Earth’s surface. The discoveries could help inform our search for life on other planets.
- Chemistry
New rules point scientists toward next-gen germ-killers
Shape and other features help germ-killing drugs make it through barriers to enter bacteria. Knowing how they do this could lead to more and better better antibiotics.
- Genetics
Cool Jobs: New tools to solve crimes
Future investigators may identify criminals by the microbes they leave behind or by using DNA-like evidence from strands of their hair.
- Animals
Underwater robot vacuums up lionfish
Lionfish damage coral reefs in the Atlantic Ocean. A new underwater robot hunts, stuns and captures the bullies with help from a human operator.
- Earth
Tiny air pollutants inflame airways and harm heart
New studies show how tiny bits of air pollution, called particulate matter, can lead to health problems ranging from chronic runny noses to heart disease.
- Life
Weird mega-worm found to have odd diet
Giant shipworms have bacteria in their gills that produce food for them. This has made their digestive organs shrink from lack of use.
