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Latest News

Image of the Skull and Crossbones Nebula.

Witch's head to God's eye: 12 of the spookiest objects in the universe

Brandon Specktor last updated 30 October 24

A shrieking skull, a cackling witch, a ghostly hand and other cosmic illusions haunt our skies. Which do you think is the spookiest object in the universe?

A close-up of chickens in an industrial farm

Bird flu could become deadlier if it mixes with seasonal flu viruses, experts warn

Kamal Nahas published 30 October 24

As of now, 17 states have reported H5N1 bird flu cases in humans, but there is still no evidence for transmission between people. Could that change?

An image of the Voyager 1 probe in space

Voyager 1 loses contact with NASA, turns on retro transmitter not used since 1981

Brandon Specktor published 30 October 24

NASA lost contact with the interstellar Voyager 1 spacecraft for nearly a week after a technical glitch shut off the probe's main transmitter. Using Voyager's weaker backup transmitter, engineers are assessing the problem from 15 billion miles away.

A digitally edited image showing a rendering of a settlement in Saudi Arabia with mountains in the distance

Archaeologists discover 4,000-year-old Bronze Age settlement hidden in Saudi Arabian oasis

Owen Jarus published 30 October 24

A Bronze Age settlement hidden on the Arabian Peninsula reveals secrets about the slow growth of urbanization in the region.

Two tadpoles swim in a Jurassic pond

Oldest tadpole on record was a Jurassic giant

Sierra Bouchér published 30 October 24

The fossilization of the tadpole's "delicate structures," like its eyes and gills, allowed for a detailed analysis of the rare find.

Extreme close up of a cats face with piercing yellow eyes.

Drones could use 'robotic cat's eyes' to track targets more precisely than ever before

Keumars Afifi-Sabet published 30 October 24

A new computer vision system inspired by the design of a feline eye could give future drones and other military robots the ability to track targets in low-visibility and dynamic environments.

A young man is shown sat on a couch with a blanket wrapped around him. He is blowing into a tissue.

Planet Earth

An aerial photo of a vibrant pond of blue water surrounded by snow

Massive blue 'melt pond' in Arctic glacier is an eerie sign of things to come

By Harry Baker published 29 October 24

Earth from space A 2014 photo shows a massive, iceberg-littered pool of vibrant blue meltwater sitting alone on top of a glacier in Alaska. Similar "melt ponds" are becoming increasingly common in the Arctic due to climate change and are further accelerating the rate of ice loss across the region.

Tsunami waves hitting the coast of Minamisoma in Fukushima prefecture.

What's the difference between a tsunami and a tidal wave?

By Richard Pallardy published 28 October 24

Tsunamis and tidal waves are the powerful types of wave on Earth, but very different processes are involved in their formation.

  • 2 Voyager 1 loses contact with NASA, turns on retro transmitter not used since 1981
  • 3 Archaeologists discover 4,000-year-old Bronze Age settlement hidden in Saudi Arabian oasis
  • 4 Oldest tadpole on record was a Jurassic giant
  • 5 Drones could use 'robotic cat's eyes' to track targets more precisely than ever before

A dense cluster of bright stars, each with six large and two small diffraction spikes, due to the telescope’s optics. They have a variety of sizes depending on their brightness and distance from us in the cluster, and different colors reflecting different types of star. Patches of billowing red gas can be seen in and around the cluster, lit up by the stars. Small stars in the cluster blend into a background of distant stars and galaxies on black.

42 jaw-dropping James Webb Space Telescope images

By Brandon Specktor last updated 29 October 24

From nebulas and black holes to baby star nurseries and ancient collisions, the universe has never looked more beautiful thanks to NASA's $10 billion-telescope.

Celestron 114LCM computerized telescope

Why wait for Black Friday? The Celestron 114LCM computerized telescope is $115 off right now

By Paul Brett published 29 October 24

Deal This powerful Newtonian reflector telescope has hundreds of 5-star Amazon reviews and a previous Black Friday best price-beating discount.

archaeology

An image of a shiny medieval knight-style suit of armor

7 centuries-old suits of battle armor from around the world

By Tom Metcalfe published 29 October 24

From Roman "fish scale" armor to Japanese samurai suits, these examples of battle armor were designed to protect and impress.

blue-red lidar map of newly discovered maya city

Lasers reveal Maya city, including thousands of structures, hidden in Mexico

By Sierra Bouchér published 28 October 24

The new city, dubbed Valeriana, was a dense urban settlement with temple pyramids and a ball court.

A woman using an asthma inhaler

Can air purifiers help with asthma?

By Lou Mudge, Anna Gora last updated 30 October 24

Reference We take a closer look to see if using air purifiers helps with asthma.

Do air purifiers help with allergies? Image shows woman holding tissue to her nose

Do air purifiers help with allergies?

By Kerry Taylor-Smith, Anna Gora last updated 30 October 24

REFERENCE Air purifiers can improve air quality, but do these devices help relieve allergies?

Dust pan with clumps of dust

Do air purifiers help with dust?

By Katie Treharne, Anna Gora last updated 29 October 24

REFERENCE Can air purifiers help with dust and dust mite allergies?

A black cat on a black background

From black cats to white spirit bears, 'superstitions, lore and myths can shape your subconscious' − biases that have real effects

By Elizabeth Carlen, Tyus Williams published 27 October 24

What may be scariest about a spooky black cat is the way superstition and tradition shape people's perceptions and biases about animals based only on their color.

Babirusa facial tusks.

Babirusa: The prehistoric 'deer' pigs with huge antler teeth

By Lydia Smith published 26 October 24

Babirusas are believed to have diverged from their pig ancestors between 26 million and 12 million years ago after getting isolated on Sulawesi when sea levels rose at the end of the last ice age.

An illustration of a bird flying after a giant cicada

Predatory birds from the Jurassic may have driven cicada evolution for millions of years

By Sierra Bouchér published 25 October 24

Researchers calculated the flight ability of more than 80 ancient cicada species to analyze their evolution over time.

Human Behavior

A large mushroom cloud in a blue and orange sky. Operation Ivy Hydrogen Bomb Test in Marshall Islands.

How many nuclear bombs have been used?

By Sierra Bouchér published 26 October 24

The first nuclear bomb test, conducted in 1945, set off an international arms race that included nuclear testing. But how many nuclear bombs have been detonated during tests and in active war?

A woman wearing a yellow dress stands in an old-fashioned parlor and sees a group of transparent ghostly figures dancing and playing instruments

What's the scientific explanation for 'ghost encounters'?

By Patrick Pester published 19 October 24

People all over the world believe they've seen or heard a ghost, but there's no scientific evidence for spirits, hauntings or the paranormal. So what's behind these "encounters"?

Girl reading books in front of a cartoon space scene

28 best science books for kids and young adults

By Ben Biggs last updated 18 October 24

Looking to inspire the next generation of curious minds? These are our picks of the best popular science books for children of all ages.

Physics & Mathematics

Calcea Johnson and Ne'Kiya Jackson posing side by side.

High school students who came up with 'impossible' proof of Pythagorean theorem discover 9 more solutions to the problem

By Sascha Pare published 28 October 24

In a new peer-reviewed study, Ne'Kiya Jackson and Calcea Johnson outlined 10 ways to solve the Pythagorean theorem using trigonometry, including a proof they discovered in high school.

A close-up of a gilded astronomical clock on a clock tower that reads

Keeping time: The history, origin and meanings of B.C. and A.D.

By Robert Coolman, Owen Jarus last updated 24 October 24

The use of "anno domini" and "before Christ" to mark time began in the early days of Christianity, when clerics needed to know when Easter would fall.

List of prime numbers below 100 on paper in vintage type writer machine from 1920s closeup with paper.

What is the largest known prime number?

By Charles Q. Choi last updated 23 October 24

There are infinitely many prime numbers, but the biggest one we know of goes by the name M82589933 and contains more than 24 million digits.

Close up view of a pile of hexagons with chemical elements symbols (3d render)

Periodic table of elements quiz: How many elements can you name in 10 minutes?

By Alexander McNamara published 14 October 24

Can you name everything from Ac to Zr? Test your knowledge of the periodic table and see if you can top the leaderboard

A microscopic image of a bubble of water formed around a chunk of palladium

Watch atoms fuse into world's 'smallest bubble' of water in 1st-of-its-kind 'nanoscale' video

By Harry Baker published 10 October 24

A new study captured never-before-seen footage of hydrogen and oxygen atoms combining to form a miniature water droplet out of "thin air." The newly improved reaction could one day help astronauts make water in space.

The monument for Marie Sklodowska Curie, the only person to win a Nobel Prize in two different sciences: the Nobel Prize for physics in 1903 (jointly with her husband), and the Nobel Prize for chemistry in 1911.

Nobel Prize in Chemistry: 1901-Present

By Live Science Staff last updated 10 October 24

The Nobel Prize in Chemistry includes famous winners such as Marie Curie and Otto Hahn.

A woman using an air purifier

Air purifiers vs ionizers: What's the difference?

By Kerry Taylor-Smith last updated 29 October 24

REFERENCE We pit air purifiers against ionizers to get to the bottom of what each appliance really does.

Do air purifiers work? image shows air purifier in home

How well do air purifiers work?

By Helen Alexander last updated 29 October 24

Reference Air purifiers are intended to remove pollutants from the air, but how well do they really work?

Directing green screen scene with gentleman protecting lady from actor playing monster wearing motion capture suit.

AI-powered app performs full-body motion capture using just your smartphone — no suits, specialized cameras or equipment needed

By Keumars Afifi-Sabet published 29 October 24

Motion capture requires special equipment and infrastructure that can cost upward of $100,000 — but scientists have created a smartphone app and AI algorithm to do the same job.

what is a hypothesis scientific investigation

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BEHIND THE NEWS

IMAGES

  1. What is an Hypothesis

    what is a hypothesis scientific investigation

  2. 13 Different Types of Hypothesis (2024)

    what is a hypothesis scientific investigation

  3. What is Hypothesis? Functions- Characteristics-types-Criteria

    what is a hypothesis scientific investigation

  4. PPT

    what is a hypothesis scientific investigation

  5. Hypothesis

    what is a hypothesis scientific investigation

  6. PPT

    what is a hypothesis scientific investigation

VIDEO

  1. Testing hypothesis difference between two populations means examples

  2. How simple ideas lead to scientific discoveries

  3. The Scientific Method: Steps, Terms and Examples

  4. The Scientific Method: Steps, Examples, Tips, and Exercise

  5. Determine whether the Hypothesis test involves a sampling distribution of means that is a normal di…

  6. Riemann Hypothesis

COMMENTS

  1. 1.1: Scientific Investigation

    Scientific hypothesis, idea that proposes an explanation for an observed phenomenon or narrow set of phenomena. Two key features of a scientific hypothesis are falsifiability and testability, which are reflected in an ‘If...then’ statement, and the ability to be …

  2. How to Write a Strong Hypothesis

    A hypothesis is a statement that can be tested by scientific research. If you want to test a relationship between two or more variables, you need to write hypotheses before …

  3. What Is a Hypothesis? The Scientific Method

    In science, a hypothesis is part of the scientific method. It is a prediction or explanation that is tested by an experiment. Observations and experiments may disprove a scientific hypothesis, but can never entirely prove …

  4. Hypothesis: Definition, Examples, and Types

    A hypothesis is a tentative statement about the relationship between two or more variables. It is a specific, testable prediction about what you expect to happen in a study. It is a preliminary answer to your question …

  5. What is a scientific hypothesis?

    A scientific hypothesis is a tentative, testable explanation for a phenomenon in the natural world. It's the initial building block in the scientific method.

  6. Hypothesis

    The most important modern use of a hypothesis is in relation to scientific investigation. A scientist is not merely concerned to accumulate such facts as can be discovered by observation: linkages must be discovered to …

  7. 6 Steps of the Scientific Method

    A hypothesis is a statement used to predict the outcome of an experiment. Usually, a hypothesis is written in terms of cause and effect. Alternatively, it may describe the relationship between two phenomena.