871 free science research photos from Freerange

A GC column, vial, and syringe.

Chemistry of thin layer chromatography with plate, solvent and samples.

Klebsiella pneumoniae capsule stain viewed at x1000.

Healthcare Technology Background - Healthcare Icons on Blue Abstract Background

Story Book - Childhood Imagination Concept

Open Book of Knowledge - Learning and Education Idea

Lactobacilli bacteria on a microscope slide enlarged x1200

Crystals of potassium permanganate used in medicine and chemical reactions

Analog pH meter with electrode, pH 7 and 4 buffers.

Little girl writing on blackboard - Learning and knowledge concept

Big Data Analytics

Earth with Tree between Hands - Ecology Concept

Chemistry glassware showing the concept of acid and base chemistry.

Microscope Closeup at Laboratory

DNA - Genetics - Genes

Medical Research - Medical Innovation - Medicine - Healthcare - MedTech

Story Book - Colorful Childhood Imagination Concept

Concept of Intelligence with Human Brain on Blue Background

Bottles containing acid and base.

A mallard duckling swimming in a lake.

Concept of Artificial Intelligence on Abstract Background

E-Learning - Child Learning On-Line - Study and Knowledge Illustration with Copyspace

Zone of inhibition produced by Lingonberry extract on an EMB agar plate containing E. coli and a control.

Close-up science illustration of brain neurons firing as an intelligence concept

Testing drinking water for E. coli bacteria.

Ascaris lumbricoides microscope slide cross section.

Close-up of an alcohol thermometer showing temperature in celsius.

Reagent bottles, burette and flask.

Microscope view of salt crystals.

Microscope view of Obelia hydroid, a marine and sometimes freshwater animal.

A reagent bottle containing acetic acid.

Bacteria growing on a petri plate.

Study and Knowledge Concept

Reading the value from a hydrometer. Used for determining the specific gravity of liquids including beer.

Lab Equipment - Laboratory Glassware

Lead iodide reaction

Measuring the zone of inhibition on a perti plate.

A bottle of methanol with its chemical structure.

This image features a high-resolution, 3D rendering close-up of spherical blue bacteria cells with smaller cell structures attached, on a dark background

Medical Human Body Scan - Man and Technology

Mesh - A Network of Relations Between Entities

Illustration of a human brain with neurons firing as an intelligence concept

Staphylococcus aureus viewed under the microscope at x1000.

Syringe containing blue solution.

Hot plate with beaker and test tubes.

An astronaut in a space suit floats weightlessly in the air above Earth, with the planets blue and white surface visible below. The astronaut is conducting a spacewalk outside a spacecraft, seemingly defying gravity.

Global Networks - Globalization - Digital Networks - Background

Smart City - IoT - Edge Networkd - CDN

Web analytics concept - Multicolor version

Masks worn during experiments with plague. Manila, Philippines in the early 20th century.