Some Astronomical Curiosities

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Some Vistas of Astronomical Discovery

As is the case with all epochs, the present one has its own characteristics—both in its political and in its scientific aspects. The science of 1960 is not the science of 1920 ; and, most emphatically, the astronomy of 1960 is not the astronomy of 1920. The differences are not entirely differences in instrumentation and in techniques ; even if the instruments of the 1950’s had been identical wi...

متن کامل

Quantum Curiosities of Psychophysics

I survey some of the connections between the metaphysics of the relation between mind and matter, and quantum theory’s measurement problem. After discussing the metaphysics, especially the correct formulation of physicalism, I argue that two state-reduction approaches to quantum theory’s measurement problem hold some surprises for philosophers’ discussions of physicalism. Though both approaches...

متن کامل

Curiosities of REPINs and RAYTs

Repetitive extragenic palindromic (REP) sequences are a ubiquitous feature of bacterial genomes. Recent work shows that REPs are remnants of a larger mobile genetic element termed a REPIN. REPINs consists of two REP sequences in inverted orientation separated by a spacer region and are thought to be non-autonomous mobile genetic elements that exploit the transposase encoded by REP-Associated tY...

متن کامل

Anomalies and Curiosities of Medicine

^ one of the means for the progress of science; but, as we cnr> .he complained that in his day "a substantial and severe ection of the heteroclites or irregulars of Nature, well ' artjined and described, I find not." We have here a praisea 1 "y effort to form such a collection for medical science. an??st any section might be expanded into a separate treatise, we may add that almost every sectio...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Scientific American

سال: 1909

ISSN: 0036-8733

DOI: 10.1038/scientificamerican06051909-362supp