Science, Technology, and Math

Whether you’re wondering how to calculate a rocket’s trajectory or just want to find the area of a circle, these resources can help.

By ThoughtCo.

Science
Amazing Alpaca Facts, the World's Smallest Camel
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The alpaca (Vicugna pacos) is the smallest species of camel. Alpacas are closely related to llamas, but they are smaller and have shorter muzzles. …
Profit
What Is Profit Sharing? Pros and Cons
thoughtco.com - Robert Longley
Profit sharing helps employees prepare for retirement by offering them a portion of the company’s profits. Who wouldn’t want that? While it does …
Science
Sunbird Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
Sunbirds are tropical nectar-sipping birds belonging to the family Nectariniidae. Some members of the family are called "spiderhunters," but all are …
Science
Indian Red Scorpion Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The Indian red scorpion (Hottentotta tamulus) or eastern Indian scorpion is considered to be the most lethal scorpion in the world. Despite its …
Science
Horny Toad Lizard Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The horny toad is actually a lizard (a reptile) and not a toad (an amphibian). The genus name Phrynosoma means "toad bodied" and refers to the …
Marine Mammals
Gray Seal Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The gray seal (Halichoerus grypus) is an earless or "true seal" found along North Atlantic coasts. It is called the gray seal in the United States …
Science
Howler Monkey Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
Howler monkeys (genus Alouatta) are the largest New World monkeys. They are the loudest land animal, producing howls that can be heard up to three …
Science
What Is Ethnomusicology? Definition, History, and Methods
thoughtco.com - Rebecca Bodenheimer
Ethnomusicology is the study of music within the context of its larger culture, though there are various definitions for the field. Some define it as …
Science
Osteology: Definition and Applications
thoughtco.com - Alane Lim
Osteology is the science of bones, both of humans and animals. Osteologists work in careers ranging from sports medicine to forensics. Osteology is …
Science
Queen Angelfish Facts
thoughtco.com - K. Kris Hirst
The queen angelfish (Holacanthus ciliaris) is one of the most striking fishes found in the western Atlantic coral reefs. Their large flat bodies are …
Science
Stubby Squid Facts
thoughtco.com - K. Kris Hirst
The stubby squid, or Rossia pacifica, is a species of bobtail squid native to the Pacific Rim. It is known for its large, complex (googly) eyes and …
Science
The Marshmallow Test: Delayed Gratification in Children
thoughtco.com - Cynthia Vinney
The marshmallow test, which was created by psychologist Walter Mischel, is one of the most famous psychological experiments ever conducted. The test …
Science
What Is the Recency Effect in Psychology?
thoughtco.com - Elizabeth Hopper
Why It’s Easier to Remember the Last Thing You Heard The recency effect refers to the finding that people tend to have a better memory for information …
Sperm Whales
Sperm Whale Facts (Cachalot)
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The sperm whale (Physeter macrocephalus) is the world's largest toothed predator and loudest animal. The whale's common name is the shortened form of …
Science
Flashbulb Memory: Definition and Examples
thoughtco.com - Cynthia Vinney
Do you remember exactly where you were when you learned about the terrorist attacks of September 11, 2001? Can you recall with great detail what you …
Sigmund Freud
Dream Interpretation According to Psychology
thoughtco.com - Cynthia Vinney
The best approach to dream interpretation is a question that psychologists have a hard time agreeing on. Many, such as Sigmund Freud, adhere to the …
Science
Sun Bear Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The sun bear (Helarctos malayanus) is the smallest species of bear. It gets its common name for the white or golden bib on its chest, which is said …
Toronto Blue Jays
Blue Jay Bird Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The blue jay (Cyanocitta cristata) is a talkative, colorful bird commonly seen at North American feeders. The species name aptly translates as …
Science
Angora Goat Facts
thoughtco.com - K. Kris Hirst
The angora goat (Capra hircus aegagrus) is a domestic goat which has been deliberately bred to produce a soft, luxurious coat suitable for human …
Pigs
Astounding Domestic Pig Facts
thoughtco.com - K. Kris Hirst
The 600+ breeds of the domestic pig (Sus scrofa domestica) on our planet today are descended from the wild boar, Sus scrofa, a process that occurred …
Iguana
Interesting Iguana Facts
thoughtco.com - Regina Bailey
There are over 30 species of iguanas which belong to the class Reptilia. Depending on the species, iguanas’ habitats range from swamps and lowlands to …
Science
French Angelfish Facts
thoughtco.com - Regina Bailey
French angelfish are part of class Osteichthyes and live in coral reefs in the Western Atlantic, from the Bahamas to Brazil and the Gulf of Mexico. …
Science
Fangtooth Fish Facts
thoughtco.com - Regina Bailey
Fangtooth fish are part of family Anoplogastridae and mainly thrive in depths between 1,640 and 6,562 feet in temperate and tropical waters. Their …
Anthropology
Anthropology vs. Sociology: What's the Difference?
thoughtco.com - Rebecca Bodenheimer
Anthropology is the study of humans and the ways they live. Sociology studies the ways groups of people interact with each other and how their …
Science
Thorny Devil Lizard Facts
thoughtco.com - Regina Bailey
Thorny devil lizards are part of class Reptilia and mainly live throughout the arid parts of Australia. Their scientific name, Moloch horridus, is …
Science
What Is a Schema in Psychology? Definition and Examples
thoughtco.com - Cynthia Vinney
A schema is a cognitive structure that serves as a framework for one’s knowledge about people, places, objects, and events. Schemas help people …
Science
What Is Top-Down Processing? Definition and Examples
thoughtco.com - Cynthia Vinney
Top-down processing happens when our general knowledge guides our specific perceptions. When we utilize top-down processing, our ability to …
Science
Spider Monkey Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
Spider monkeys are New World monkeys belonging to the genus Ateles. They have long limbs and prehensile tails, giving them the appearance of large …
North American River Otter Facts
thoughtco.com - Anne Marie Helmenstine, Ph.D.
The North American river otter (Lontra canadensis) is a semiaquatic mammal in the weasel family. While it may simply be called the "river otter" in …