TimeTree 4 is a public knowledge-base for information on the evolutionary timescale of life. This application allows easy exploration of the thousands of divergence times among organisms in the scientific literature. This project has been supported, in part, by grants from the National Science Foundation, National Institutes of Health, NASA Astrobiology Institute, and Science Foundation of Arizona.

TimeTree alternatives

Atheos.

The goal is to help people become more thoughtful and more reflective about their faith-based beliefs. Peter BoghossianCan you support your positions about God, religion or the supernatural?Atheos is an app being developed by Dr. Peter Boghossian and his team that helps people have non-confrontational discussions about gods, religion, faith, and superstition. Its the perfect app for atheists, agnostics, humanists, skeptics, freethinkers, and even believers who want to find out how best to engage in religious discussions.

  • rating 3.6
  • size 36.9 MB

Observe to Learn: Exploring Animal Behavior

Observe to Learn: Exploring Animal BehaviorHave you ever wondered what it might be like to be a researcher like Jane Goodall? This app lets you step into the shoes of an animal behavior scientist by conducting your own investigation Use this app to study your favorite animals, anywhere, anytime at your local zoo, park, backyard, or even in your living room observing a family pet. This app was made possible through the generous support of the Hurvis Charitable Foundation.

  • size 19.5 MB

geotimescale 2

Now a Universal app for iOS 9.Need a quick reference to the geologic time scale of Earths history? Find out, for example, when dinosaurs ruled the world or when reptiles first appeared. Touching each of these icons reveals additional information about which phenomenon occurred at that time such as the extinction of the dinosaurs at 66 Ma.

  • size 8.8 MB

Genetic Code

GeneticCode is a handy reference tool for students and researches. The application visualizes standard genetic code as well as provides information about 20 amino acids and their abbreviations. This includes the following non-standard/degenerate codes:R Purine (A or G)Y Pyrimidine (C or T)N Any nucleotideW Weak (A or T)S Strong (G or C)M Amino (A or C)K Keto (G or T)B Not A (G or C or T)H Not G (A or C or T)D Not C (A or G or T)V Not T (A or G or C)Asx B Asn or AspGlx Z Gln or GluXle J Leu or IleSec U Selenocysteine (UGA)Pyl O Pyrrolysine (UAG)Unk X UnknownAmino Acid Venn Diagram shows classification of all amino acids by physical/chemical properties on a single picture.

  • rating 3.57143
  • size 8.9 MB

BioCyc Pathway/Genome Databases (formerly EcoCyc)

The BioCyc app provides mobile access to the BioCyc collection of 5,000+ pathway/genome databases, including MetaCyc, HumanCyc, YeastCyc, and many more. The BioCyc app includes the highly curated EcoCyc database for E. coli K-12, with content distilled from more than 28,000 publications. Features: Browse, search, and save your favorite genes Gene and protein sequence information, protein feature annotations Regulation summary diagrams describe regulatory influences on a gene Metabolic pathway diagrams Gene Ontology terms Links to other popular biological databases

  • size 4.0 MB