Lidar or light detection and ranging is an active remote sensing method and digital imaging technique that involves firing pulses of near-infrared, visible light, or […]
Tag Archives: Science
Symptoms of COVID-19: A Review of Studies
The signs and symptoms of COVID-19 vary from person to person. An exploratory study indexed on PubMed explained that the clinical spectrum of this disease […]
COVID-19 Testing: Methods and Types of Test Kits
The high transmissibility of the associated SARS-CoV-2 virus and the widespread prevalence of the associated COVID-19 have called for the development and utilization of testing […]
Explainer: Why Italy Has High COVID-19 Deaths
Italy confirmed its two first cases of COVID-19 on 31 January 2020. The number of documented cases reached three on February 6, and it remained […]
How China Responded to the COVID-19 Pandemic
Wuhan City in Hubei Province was the center of the COVID-19 epidemic in China and the subsequent pandemic in the rest of the world. The […]
Spillover: How Viruses Jump from Animals to Humans
A spillover or cross-species transmission is the ability of a foreign virus to jump from one species to a new host species, and spread within […]
Origins of Viruses: Hypotheses and Theories
There are two competing assumptions regarding the origins of viruses: either they evolved alongside primitive cells or early in the evolution of life, or they […]
Polar Motion: The Causes of Spin Axis Drift
The Earth drifts and wobbles as it rotates on its spin axis. Scientists call this phenomenon as spin axis drift or polar motion. Note that […]
Where Does the Oxygen on Earth Come From?
Oxygen is the third most common element in the universe, following hydrogen and helium. It is also the most abundant chemical element by mass in […]
Carbon Capture and Storage: Methods and Effectiveness
One of the ways to address climate change is through the process called carbon capture and storage or CCS. Also known as carbon capture and […]