Articles

An illustration representing the six kingdoms of life: fungi, plants, animals, protists, ancient bacteria, and bacteria, each shown with distinct examples.

The Six Kingdoms of Life

The six kingdoms of life—Archaea, Bacteria, Protista, Fungi, Plantae, and Animalia—classify Earth’s diverse organisms. Each kingdom has distinct characteristics, from simple prokaryotes like bacteria to complex multicellular organisms like animals and plants, providing insight into the diversity and complexity of life on Earth.

September 19, 2024 Biology
An illustration of the human immune system highlighting organs such as the tonsils, thymus, spleen, lymph nodes, appendix, bone marrow, and Peyer's patches.

The Immune System

The immune system protects the body from infections through two key components: innate immunity and adaptive immunity. It uses white blood cells, antibodies, and other defenses to fight off pathogens. A healthy immune system is essential for maintaining health and preventing diseases.

September 19, 2024 Anatomy & Physiology
A black-and-white illustration of World War I troops disembarking from a large military ship onto smaller boats amid gunfire, with other ships visible in the background.

World War I

World War I, fought from 1914 to 1918, reshaped global politics and society. Marked by trench warfare and new military technologies, it led to the fall of empires and set the stage for future conflicts. The war’s legacy remains influential in understanding modern global history.

September 19, 2024 World History
Artwork depicting a Native American chief in a feathered headdress, symbolizing the history and sorrow of the Trail of Tears, where Native American tribes were forcibly relocated

The Trail of Tears

The Trail of Tears refers to the forced relocation of Native American tribes in the 1830s, resulting in the deaths of thousands. This tragic chapter in U.S. history symbolizes the suffering caused by policies of Indian removal and the loss of Native American lands.

September 19, 2024 American History
A black and white portrait of George Washington, the first President of the United States, seated in formal attire with his hand resting on a document and a sword at his side.

George Washington

George Washington, the first U.S. president and leader of the Continental Army, played a pivotal role in securing American independence and shaping the new nation. His leadership, including setting precedents for the presidency, has cemented his legacy as a foundational figure in U.S. history.

September 19, 2024 American History
A close-up image of a document featuring the words "5th Amendment" in bold text, with part of the United States Constitution visible in the background, including the phrase "We the People."

The Bill of Rights

The Bill of Rights, the first ten amendments to the U.S. Constitution, protects fundamental freedoms such as speech, privacy, and fair trials. These rights limit government power and safeguard individual liberties, shaping American democracy and legal principles.

September 19, 2024 American History
An illustration showing both good and bad bacteria. The good bacteria include Bifidobacteria, Lactobacilli, and Escherichia coli, while the bad bacteria include Campylobacter, Enterococcus faecalis, and Clostridium difficile.

Types of Bacteria

Bacteria are single-celled microorganisms that exist in virtually every environment on Earth, from soil and water to the human body. While some bacteria are harmful and cause infections, many are beneficial and essential for maintaining health, particularly in the digestive system.

September 19, 2024 Biology
A detailed diagram of a mitochondrion, highlighting key structures such as the inner and outer membranes, cristae, matrix, intermembrane space, DNA, ribosomes, and F₀F₁ complexes.

Mitochondria: The Powerhouse of the Cell

Mitochondria are often referred to as the "powerhouses" of the cell, and with good reason. These tiny organelles play a critical role in generating energy that cells need to function, driving everything from movement to metabolism.

September 11, 2024 Biology
Black and white image displaying the phrase "Mental Health Matters" formed by letter tiles on a speckled stone surface.

Taking Care of Your Mental Health in College

College is often seen as one of the most exciting and transformative times in a person’s life. It’s a time of independence, exploration, and self-discovery. But along with all the excitement, college life can also bring stress, pressure, and challenges that can take a toll on your mental health. Whether…

September 9, 2024 Health