Astronomy

Sample Entry: Astronomy is the scientific study of stars,...

Biology

Biology is the study of living organisms. Before the 19th...

Chemistry (Main)

Chemistry is a physical science concerned with the...

Earth Science

Earth science (or geoscience) is the science of the...

Environmental Science

Environmental science is a science that contains a wide...

Reference Library

Radio Atmospheric Signal

A Radio Atmospheric signal (sometimes referred to as...

Soil Contamination

Today’s soil contamination is a direct result of...

Snowbelt

The snowbelt is a North American region that lies...

Amphibole

Amphibole defines an important group of dark-colored...

Summer Solstice (Midsummer)

The Summer Solstice, or “Midsummer,”...

Yersinia enterocolitica

Yersinia enterocolitica is a species of gram-negative...

Actinomyces israelii

Actinomyces israelii is a species of Actinomyces and is...

Labor Induction

Labor Induction is a process of giving an artificial...

Strawberry vein banding virus

Strawberry vein banding virus (SVBV) is a plant...

Crippen, Robert

Robert Crippen is an engineer, a retired United States...

Harriot, Thomas

Thomas Harriot (c. 1560 – 1621) was an English...

Adanson, Michel

Michel Adanson (April 7, 1727 – August 3, 1806) was...

de Ulloa, Antonio

Antonio de Ulloa was born on January 12, 1716 in Seville....

Tesla, Nikola

Nikola Tesla (b. July 10, 1856 – d. January 7,...

Zel'dovich, Yakov Borisovich

Yakov Borisovich Zel’dovich (March 8, 1914...

California Tiger Salamander

The California Tiger Salamander, Ambystoma californiense,...

Black Cobweb Spider

The Black Cobweb Spider (Steatoda capensis), also known...

Sooty Grouse

These permanent residents of the mountainous mixed forest...

White-spotted Jellyfish

The White-spotted jellyfish is also known as the...

Ghost Shrimp

The Ghost Shrimp, Pestarella tyrrhena is a species of...

Iguanodon

Iguanodon, meaning “Iguana tooth,” is a genus of...

Blue Lacy

The Blue Lacy originated in Texas in the mid 1800s and is...

Newfoundland Dog

The Newfoundland is a large working breed used for...

Fermium

Fermium is a synthetic, radioactive metallic element. It...

Zebra Plecostomus

The Zebra Plecostomus (Hypancistrus zebra) is a species...

Indianmeal Moth

The Plodia interpunctella or Indianmeal moth is a member...

Syrian Brown Bear

Brown bears as a group are one of the largest type of...

Square Root Day

Square Root Day is an unofficial holiday celebrated on...

Thick-shelled River Mussel

The Thick-shelled River Mussel, (Unio crassus), is a...

African Alpine Bamboo

The African Alpine Bamboo (Yushania alpina) is a species...

Children's Python

The Children’s Python (Antaresia childreni), is a...

Reference Library

Salp

A salp is a barrel-shaped, free-floating tunicate (any...

IceCube Neutrino Observatory

The IceCube Neutrino Observatory is a neutrino telescope...

WIMP

WIMP — In astronomy, WIMPs, or weakly interacting...

Gemini Constellation

Gemini Constellation — Gemini (the twins) is one of...

Virgo Cluster

The Virgo Cluster consists of galaxies at a distance of...

Orion (spacecraft)

Orion is a spacecraft design that is being developed by...

Pioneer Program

The Pioneer Program is a series of American unmanned...

Uranus' Moon Cressida

Uranus’ moon Cressida — Cressida is a moon of...

String Theory

String Theory — A string theory is a physical model...

Halley's Comet

Halley’s Comet — Comet Halley, more generally...

Variable Star

Variable Star — Most stars are of nearly constant...

USB Flash Drive

A USB flash drive is a flash memory data storage device...

Wi-Fi

Wi-Fi, a trademark of the Wi-Fi Alliance, is not a...