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Science Online Courses 2025: Platforms, Top Colleges, Eligibility & Job Opportunities

TB
Tanisha Butola • 5 Mins read • 11 Sep 25
Science Online CoursesScience Online Courses

Science Online Courses are available at a variety of academic levels, including Certificate, Diploma, and Master's Degree. Leading platforms for Science online courses include Google, Udemy, and Alison.The duration of Science online courses ranges from 1 week to 3 months. The Science Online Courses Eligibility varies with the level of the course. 

The Science Online Certificate Course Fee ranges from ₹10,000 to ₹50,000 depending upon the level of the course. The average salary after pursuing a Science online course ranges around ₹10 Lakhs per annum. Some of the key job roles offered after completing Science Online Courses include researcher, lab technician, health science specialist, and educator.


Science Online Courses: Quick Highlights

Check out the following quick highlights of Science online courses:

Feature

Details

Skills Covered

Physics, chemistry, biology, environmental science, scientific methods, critical thinking, analytical skills

Typical Duration

1 week – 3 months (short courses), 10+ hours (diplomas/certificates), up to 6 months for specializations

Career Roles Prepared For

Researcher, lab technician, teacher, data analyst, health science specialist, educator, environment officer

Flexible Learning Formats

Self-paced, instructor-led, interactive, project- or assignment-based, hybrid learning

Certification Options

Free/paid certificates available from Alison, Coursera, edX, Udemy, with free auditing and paid credential options


Best Science Online Courses

Science Online Courses are available on leading platforms like Google, Udemy, and Alison. Check out the following tables:


Science Online Courses on Alison

Check out the Science Online Courses on Alison:

Course Title

Duration

Fee

CPD Accreditation

Level

Diploma in General Science

10–15 hours

Free

Yes

Beginner

Diploma in Environmental Science

10–15 hours

Free

Yes

Beginner

Solar Energy & Technology

Self-paced

Free

Yes

Intermediate

Practicing Sustainable Development

Self-paced

Free

Yes

Intermediate

Diploma in Ecology Studies

Self-paced

Free

Yes

Intermediate


Science Online Courses on Coursera 

Check out the Science Online Courses on Coursera:

Course Title

Duration

Fee

Ratings (out of 5)

Skills/Topics

The Science of Well-Being (Yale)

1–3 months

Free (paid cert)

4.9

Psychology

Introduction to Forensic Science

1–3 months

Paid (free audit)

4.9

Forensics

Environmental Science (Dartmouth)

1–4 weeks

Paid (free audit)

4.7

Environment

Science of Exercise

1–4 weeks

Paid (free audit)

4.8

Biology/Health

Python for Data Science, AI & Dev

1–3 months

Paid (free audit)

4.6

Python/Data Sci


Science Online Courses on Udemy 

Check out the Science Online Courses on Udemy:

Course Title

Duration

Fee

Ratings (out of 5)

Skills

The Data Science Course (365 Careers)

31 hours

₹500–1500

4.6

Data Science

Python for Data Science & ML (Jose Portilla)

25 hours

₹500–1500

4.6

Python/ML

Statistics for Data Science (365 Careers)

5 hours

₹500–1200

4.6

Statistics

Complete Python & Data Science

27 hours

₹600–1200

4.4

Python

Complete Guide to Biology

12 hours

₹500–1200

4.5

Biology


Science Online Courses on edX 

Check out the Science Online Courses on edX:

Course Title

Duration

Fee

Cert. Option

Institution

The Science of Cooking

6 weeks

Free (paid cert)

Yes

Harvard

AP Environmental Science

20 weeks

Free (paid cert)

Yes

Rice Univ

Introduction to Nutrition Science

5 weeks

Free (paid cert)

Yes

WageningenX

Solid State Chemistry

15 weeks

Free (paid cert)

Yes

MITx

Human Anatomy

6 weeks

Free (paid cert)

Yes

HKPolyUx


Top Indian Colleges Providing Science Online Courses

Check out the Science Online Courses in top Indian colleges:

College/Institute

Top Online Science Program

Specialisations

Eligibility

Fee (approx)

IIT Madras Online

BSc in Data Science & Applications

Data Science, AI

12th Pass (no age bar)

₹25000–1.5L/year

Amity Online

BSc (Hons) in Science

Maths, IT, Life Sci

12th Science

₹15000–₹30K/year

SASTRA (Deemed Univ), Thanjavur

BSc Data Science/CS

Computer Science

12th with Maths

₹27000–₹81000/year

Jain University Online

BSc in Physics, Chemistry, Maths

PCM, Life Science

12th Science

₹24000–₹60000/year

SRM Institute Online

BSc in Computer Science, Applied Sci

CS, Statistics

12th Science

₹25000–₹80000/year


Free Science Online Courses

Check out the free Science Online Courses:

Platform

Notable Course

Field/Specialization

Duration

NPTEL/SWAYAM

Physics for Scientists

Physics

8–12 weeks

Swayam

Cell Biology: Structure…

Biology, Life Sciences

8–12 weeks

Alison

Diploma in General Science

General Science

10–15 hours

Coursera (audit)

Science of Well-Being

Psychology, General Sci

1–3 months

MIT OCW

Principles of Chemical Science

Chemistry

Self-paced


Free Science Online Course with Certificate

Check out the free Science Online Courses with a certificate:

Platform

Course Name

Field/Specialization

Certificate Type

NPTEL/SWAYAM

Introduction to Astrophysics

Physics/Astrophysics

E-Certificate

Alison

Diploma in General Science

Science (General)

Free Certificate

Swayam

Cell Biology: Structure…

Biology

Free Certificate

Coursera (audit + paid cert)

Science of Well-Being

Psychology

Paid Certificate

EdX (audit + paid cert)

Science of Cooking

Science/Chemistry

Paid Certificate


Eligibility Criteria for Science Online Courses

Check out the eligibility criteria for Science Online Courses:

  • Beginner-Level Courses: Most require successful completion of class 10+2 (high school), preferably with a background in science stream subjects (Physics, Chemistry, Math/Biology).
  • Intermediate Courses: Generally require prior foundational knowledge, a diploma or undergraduate degree, or relevant work experience in science or technology.
  • Advanced Courses: Often require a bachelor's degree in science, engineering, or related fields, or demonstration of prerequisite skills through test scores or professional experience.


Why Is It Important to Learn Science in 2025?

Check out the following benefits of learning science in 2025:

  • Better Job Market Access: Scientific and technical skills are in high demand across industries, improving employability and salary potential.
  • Improved Problem Solving: Science develops critical thinking and data-driven decision-making essential for tackling real-world, tech-driven challenges.
  • Stay updated: Science education helps individuals stay current with rapid technological changes and empowers lifelong learning.


What Job Opportunities are available after completing the Science courses?

Check out the job opportunities after completing science online courses:

Job Role

Avg Salary (per annum)

Top Employers/Companies

Data Scientist

8–20 lakhs

TCS, IBM, Capgemini, Accenture

Research Scientist

6–15 lakhs

CSIR, DRDO, Biocon, IISc

Laboratory Technician

2.5–5 lakhs

Apollo Hospitals, SRL Diagnostics

Environmental Consultant

4–10 lakhs

CII, TERI, Ministry of Environment

Science Content Writer

3–7 lakhs

Byju’s, Vedantu, Freelance clients


Also Check: 

Top Science Online Courses 

Physics Online Course

Molecular Biology Online Courses

Medicinal Chemistry Online Courses

Forensic Online Courses

Computer Science Online Courses



Science Online Courses: FAQs


Ques: What are some platforms offering free online science courses with certificates?

Ans: Top platforms include Coursera, edX, Swayam, NPTEL, Alison, and upGrad; each offers free enrollment and allows learners to earn completion certificates—sometimes for free (like Swayam, NPTEL, and some Alison courses), or for a nominal fee/certificate upgrade on Coursera and edX.


Ques: Are there any online biology courses with lab components?

Ans: Yes, some online biology courses—especially those from major universities on Coursera and edX—offer virtual labs or at-home experiment modules; platforms like Labster (partnered with Coursera/edX) and MIT OCW feature courses with interactive simulations and guided lab experiences.


Ques: What are the top online physics courses for undergraduates?

Ans: Highly-rated options include "AP Physics" and "Introduction to Classical Mechanics" (edX), "How Things Work: An Introduction to Physics" (Coursera), MIT OpenCourseWare undergraduate physics series, and NPTEL/Swayam physics modules for Indian students.


Ques: Which chemistry online courses are suitable for high school students?

Ans: Courses like “Principles of Chemical Science” (MIT OCW), “High School Chemistry” (Coursera, Rice University), “Chemistry” from Khan Academy, and NPTEL’s School Level Chemistry are tailored for high schoolers and cover fundamentals with interactive content.


Ques: What is the main difference between Coursera and edX science courses?

Ans: Both platforms offer university-level science courses, but Coursera typically provides more specialization tracks, guided projects, and professional certificates (often for a fee), while edX emphasizes academic depth, MicroBachelors/MicroMasters series, and a broad “audit for free, pay for certificate” model.