Articles with tagged Radiation

what is particle physics

What Is Particle Physics

It has been thought of as many things: a pointlike object, an excitation of a field, a speck of pure math that has cut into reality. But never has physicists’ conception of a particle changed more†[ReadMore..]

big bang worksheet pdf

Big Bang Worksheet Pdf

The Big Bang Theory. (NOT the TV show!) OCBS. BAZI. 1) A redshift in the spectrum of the light coming from an object indicates the object is moving. [ReadMore..]

universe is flat

Universe Is Flat

Not a curve in sight, as far as the eye can see. Apr 7, 2015 ... In a flat universe, Euclidean geometry applies at the very largest scales. This means parallel lines will never meet, and the internal [ReadMore..]

types of particles

Types Of Particles

COVID-19 guidance, tools, and resources for healthcare workers. An N95 FFR is a type of respirator which removes particles from the air that are breathed through it. These respirators filter out at le [ReadMore..]

what is particle in physics

What Is Particle In Physics

Long-standing infinitesimal oddity could be a subtle sign of new particles A potential chink in physicists' understanding of fundamental particles and forces ... threat to particle physicists' prevail [ReadMore..]

what makes plants green

What Makes Plants Green

The perfect absorbers of solar radiation are black objects, yet plants, which depend on efficient mechanisms of absorbing solar radiation, are overwhelmingly green. Speculation of why this is so range [ReadMore..]

cosmic organism

Cosmic Organism

Cosmic organisms. HILL ROMAN. An expanding purple cosmic organism. remove_red_eye. native. 8k. An expanding purple cosmic organism 1. Created with Sketch. [ReadMore..]

animals resistant to radiation

Animals Resistant To Radiation

Radiation treatment in which the total dose of radiation is divided into small doses and the treatments are given more than once a day. The total dose of radiation is also given over a shorter period [ReadMore..]

black hole temperature

Black Hole Temperature

The very idea that a black hole could have a temperature strains the imagination. I mean, how can something that absorbs all the matter and energy that falls into it have a temperature? When you feel [ReadMore..]

entropy stephen hawking

Entropy Stephen Hawking

Malcolm Perry, who worked with Hawking on his final paper, explains how it improves our understanding of one of the enduring mysteries of the universe Oct 11, 2018 ... The entropy is basically a quant [ReadMore..]

the entropy of hawking radiation

The Entropy Of Hawking Radiation

As the study of the statistical mechanics of black-body radiation led to the development of the theory of quantum mechanics, the effort to understand the ... [ReadMore..]

what are protons used for

What Are Protons Used For

Aug 31, 2021 ... Learn about this newer form of radiation therapy, used to treat cancer and ... that uses energy from positively charged particles (protons). [ReadMore..]

proton science definition

Proton Science Definition

A proton is a subatomic particle found in the nucleus of every atom . nbsp; The particle has a positive electrical charge, equal and opposite to that of the electron. If isolated, a single proton woul [ReadMore..]

universe expands

Universe Expands

In just 100 million years, the universe could start to shrink, new research suggests. May 2, 2022 ... After nearly 13.8 billion years of nonstop expansion, the universe could soon grind to a standstil [ReadMore..]

anand mahadevan md

Anand Mahadevan Md

View Anand Mahadevan’s profile on LinkedIn, the world’s largest professional community. Anand has 2 jobs listed on their profile. See the complete profile on LinkedIn and discover Anand’s connec [ReadMore..]

dr mahadevan

Dr Mahadevan

Dr. Mahadevan is a board-certified and fellowship-trained cancer physician specializing in brain, head and neck and hepatobiliary cancers. [ReadMore..]

time is not linear theory

Time Is Not Linear Theory

TIME is not real - it is a human construct to help us differentiate between now and our perception of the past, an equally astonishing and baffling theory states. Jul 4, 2021 ... The theory, which is [ReadMore..]

deadly gamma ray burst

Deadly Gamma Ray Burst

Second largest such event wiped out two-thirds of all species some 440 million years ago. By Ernie Tretkoff. A gamma ray burst may have caused the Ordovician extinction, suggests Brian Thomas and coll [ReadMore..]

gamma ray burst danger

Gamma Ray Burst Danger

WR 104: A nearby gamma-ray burst? Mar 3, 2008 ... ... astronomical dangers to life on Earth — especially from explosions called gamma-ray bursts — are incredibly rare, and not worth fretting ... [ReadMore..]

gamma ray burst hitting earth

Gamma Ray Burst Hitting Earth

On Dec. 27, 2004, scientists detected the largest gamma-ray burst ever recorded. It came from a magnetar—a neutron star with an enormous magnetic field—50,000 light years away. On Feb. 19 in St. L [ReadMore..]

unsolved problems in physics

Unsolved Problems In Physics

Here is an overview of the five great problems in theoretical physics, as defined by theoretical physicist Lee Smolin in "The Trouble with Physics." May 30, 2019 ... Unsolved Problems in Physics Accor [ReadMore..]

saturn and its rings

Saturn And Its Rings

In 1610 Galileo’s first observations of Saturn with a primitive telescope prompted him to report: Two years later he was perplexed to find that the image in his telescope had become a single objec [ReadMore..]

why do most plants appear green

Why Do Most Plants Appear Green

(Inside Science) - - Forget showing your true colors -- plants are green precisely because they don’t appreciate the type of energy that falls within the green spectrum. Researchers have long unders [ReadMore..]

what is sunlight made of

What Is Sunlight Made Of

There are a variety of different semiconductor materials used in solar photovoltaic cells. Learn more about the most commonly-used materials. There are several different semiconductor materials used i [ReadMore..]