Certainly! Here are a few URLs that focus on science and nature:

1. National Geographic: www.nationalgeographic.com
2. Science Magazine: www.sciencemag.org
3. Nature: www.nature.com
4. Smithsonian Magazine: www.smithsonianmag.com
5. Scientific American: www.scientificamerican.com
6. New Scientist: www.newscientist.com
7. ScienceDaily: www.sciencedaily.com
8. Live Science: www.livescience.com
9. NASA: www.nasa.gov
10. BBC Earth: www.bbcearth.com

These websites provide a wealth of information on various scientific disciplines, nature, environmental issues, and more. Explore these URLs to access articles, news, research papers, and resources related to science and nature.