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Showing results for: "introduction" (78 results)

The Brain’s Ability to Change and Its Role in Depression
Health & Medicine

The Brain’s Ability to Change and Its Role in Depression

Depression has affected humans for hundreds of years. Symptoms can include persistent feelings of sadness, sleep disturbances, anxiety, and a loss of interest in social activities. Science doesn’t yet fully understand the causes and effects, but here’s what we do know: the brain is a powerful organ, and it is capable of change. Made up of a wide network of connections, it relies on chemicals, electrical impulses, and billions of neurons. Let’s explore how brain science

By Miranda Anastasia

Why We Need Verification and Validation of Medical Devices
Tech & AI

Why We Need Verification and Validation of Medical Devices

Title 21 Part 820 of the Code Of Federal Regulations (CFR) details the requirements for the design and production of medical devices. These strict, comprehensive requirements are in place for good reason, we want these devices to work.

By Debbie Barto

The Flip: Why Relational Field Theory Starts Where Most Physics Ends
Science & Research

The Flip: Why Relational Field Theory Starts Where Most Physics Ends

We begin with things - particles, fields, forces - and then build laws and equations to explain how those things behave. This approach has been extraordinarily successful. It is how we arrived at quantum mechanics, general relativity, and the Standard Model.

By Clinton Svancar

Brain-Computer Interfaces (BCI) – Merging the Mind with Machines
Science & Research

Brain-Computer Interfaces (BCI) – Merging the Mind with Machines

Imagine being able to control a computer, a prosthetic limb, or even a drone just by using your thoughts. This is not science fiction; it is now a reality thanks to brain-computer interfaces (BCIs). BCIs are groundbreaking systems that enable direct communication between the brain and external devices.

By ScientistsHub Editorial Team

Organoid-Based Toxicity Testing as a Replacement for Animal Models
Health & Medicine

Organoid-Based Toxicity Testing as a Replacement for Animal Models

Animal models have traditionally served as the cornerstone of drug safety evaluation; however, major translational challenges persist due to interspecies differences in physiology, metabolism, and genetic regulation. Many compounds demonstrating favorable toxicity profiles in animals later fail during human trials or are withdrawn post-marketing due to unforeseen adverse effects, especially hepatotoxicity and cardiotoxicity (Lee et al., 2025).

By Jasvitha Mandava

Self-Healing Materials
Science & Research

Self-Healing Materials

Self-healing materials (SHMs) are substances that automatically repair damage, mimicking organic healing. These materials have a wide range of applications, including construction, biomedicine, transportation, and even textiles. SHMs can extend the longevity of manufactured goods and have numerous uses in medical healing (Crawford, 2024).

By Debbie Barto

Atherosclerosis and its Role in the Immune System
Health & Medicine

Atherosclerosis and its Role in the Immune System

Learn how the leading cause of death worldwide activates the immune system and how making a few lifestyle changes can decrease your risk of severe chronic disease.

By Dr. Phillip Gauronskas

Peroxygenases as powerful and sustainable biocatalysts in modern biochemistry
Science & Research

Peroxygenases as powerful and sustainable biocatalysts in modern biochemistry

Selective oxidation reactions are central to modern biochemistry. They enable the controlled introduction of oxygen into organic molecules, a key step in the synthesis of pharmaceuticals and fine chemicals. However, many of the enzymatic systems traditionally used for these transformations are complex and difficult to implement in practice.

By Nicolás Mario Lisnovsky

The Planck Scale: Where Our Best Physical Descriptions Meet Their Shared Boundary
Science & Research

The Planck Scale: Where Our Best Physical Descriptions Meet Their Shared Boundary

Few concepts in modern physics carry as much significance—or as much mystery—as the Planck scale. It is the regime where gravitational effects become comparable to quantum effects, suggesting that both General Relativity and Quantum Field Theory should contribute to our description of nature.

By Clinton Svancar

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