Early humans were making stone tools over 2.5 million years ago • Earth.com
Discovery of two-million-year-old tools shows human adaptability: scientist | Canada's National Observer: News & Analysis
320,000-Year-Old Stone Tools Push Back Origins of Human Innovation | Sci.News
Early Human Evolution: Early Human Culture
Places to Find Flintstones | Stone age art, Early humans tools, Stone age
Oldest stone tools pre-date earliest humans - BBC News
Human Ancestors May Have Used Tools Half-Million Years Earlier Than Thought
Complex technology - The Australian Museum
Hand Tools Through History | Klein Tools
Stone tool evolution study illuminates early human development - Genetic Literacy Project
Ancient stone tools show the pace of remarkable technological enhancements over time
We Didn't All Evolve From One Population Of Early Humans, Bold New Research Claims
Who made the first stone tools? Discovery sheds light on mystery | CNN
Handaxes: Humanity's first tools - The Universal Story
Tools & Food | The Smithsonian Institution's Human Origins Program
Stone tool - Wikipedia
Tool - Simple English Wikipedia, the free encyclopedia
Anthropologists have identified the earliest evidence of Homo sapiens in Europe
Human evolution - Tool Design, Refinements, Technology | Britannica
Stone tool - Wikipedia
Tools & Food | The Smithsonian Institution's Human Origins Program
Stone tools reveal modern human-like gripping capabilities 500,000 years ago
Stone tools in India hint that early humans survived a supervolcano eruption
Stone Tools | The Smithsonian Institution's Human Origins Program
Hominids tools hi-res stock photography and images - Alamy
Study finds link between modern-man hands and stone tools
Oldest stone tools pre-date earliest humans - BBC News
6 Major Breakthroughs in Hunter-Gatherer Tools | HISTORY
