mBio《微生物》（月刊）. mBio is a broad-scope open access journal edited by active research scientists. It strives to publish the best research in microbiology and allied fields. mBio publishes outstanding papers in all disciplines that address microbiological problems, including, but not limited to, biochemistry and molecular biology, genetics and genomics, environmental science, evolution, immunology, infectious disease, and physiology. Topics covered include bacteria, viruses, parasites, fungi, and simple eukaryotic organisms, as well as all types of host-microbe interactions.

Mayo Clinic Proceedings《梅奥医学期刊》（月刊）. One of the premier online only peer-reviewed clinical journals in general and internal medicine, Mayo Clinic Proceedings is among the most widely read and highly cited scientific publications for physicians. While the Proceedings is sponsored by Mayo Clinic, it welcomes submissions from authors worldwide, publishing articles that focus on clinical medicine and support the professional and educational needs of its readers.

Maydica《玉米》（一年3期）. MAYDICA (founded by L.Fenaroli in 1956 and renewed in the actual form in 1989) publishes quarterly original paper in the field of genetics, molecular biology, biochemistry, physiology, breeding and agronomy of maize and allied species.

Mausam《气象、水文和地球物理季刊》（季刊）. MAUSAM (Formerly Indian Journal of Meteorology, Hydrology & Geophysics), established in January 1950, is the quarterly research journal brought out by the India Meteorological Department (IMD). MAUSAM is a medium for publication of original scientific research work. MAUSAM is a premier scientific research journal published in this part of the world in the fields of Meteorology, Hydrology & Geophysics. The four issues appear in January, April, July & October.

Matter《物质》（月刊）. Matter, a sister journal to Cell, is a monthly journal encompassing the general field of materials science, from nano to macro, fundamentals to application. Recognizing that materials discovery and development facilitate groundbreaking technologies bridging multiple disciplines, Matter will embrace all significant advances in materials research, encompassing the previously unknown and the innovative.

Mathematische Zeitschrift《数学期刊》（月刊）. "Mathematische Zeitschrift" is devoted to pure and applied mathematics. Reviews, problems etc. will not be published.

Mathematische Nachrichten《数学通讯》（月刊）. Mathematische Nachrichten - Mathematical News publishes original papers on new results and methods that hold prospect for substantial progress in mathematics and its applications. All branches of analysis, algebra, number theory, geometry and topology, flow mechanics and theoretical aspects of stochastics are given special emphasis.

Mathematische Annalen《数学年刊》（月刊）. The journal Mathematische Annalen was founded in 1868 by Alfred Clebsch and Carl Neumann. It was continued by Felix Klein, David Hilbert, Otto Blumenthal, Erich Hecke, Heinrich Behnke, Hans Grauert, Heinz Bauer, Herbert Amann, Jean-Pierre Bourguigon, Wolfgang Lück, Nigel Hitchin and Thomas Schick. Since 1868 the name Mathematische Annalen stands for a long tradition and high quality in the publication of mathematical research articles. Mathematische Annalen is designed not as a specialized journal but covers a wide spectrum of modern mathematics.

Mathematika《数学》（季刊）. Mathematika publishes both pure and applied mathematical articles of the highest quality. The traditional emphasis has been towards the purer side of mathematics but applied mathematics and articles addressing both aspects are equally welcome. All surplus income from the publication of Mathematika is returned to mathematicians and mathematics research.

Mathematics of Operations Research《运筹学数学》（季刊）. Mathematics of Operations Research is an international journal of the Institute for Operations Research and the Management Sciences (INFORMS). The journal invites articles concerned with the mathematical and computational foundations in the areas of continuous, discrete, and stochastic optimization; mathematical programming; dynamic programming; stochastic processes; stochastic models; simulation methodology; control and adaptation; networks; game theory; and decision theory.