Regularly sleeping long hours each night is associated with higher levels of an Alzheimer’s-related protein in the blood, even after accounting for other health factors
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submitted by /u/Wagamaga [comments] |
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submitted by /u/Wagamaga [comments] |
Are Milky Way’s coldest stars actually alien megastructures? New study explores Some of the coldest objects currently listed as stars in the Milky Way may not be stars at all. A new study by astrophysicist Amirnezam Amiri from the University of Arkansas suggests that these extremely cold objects could instead be giant energy-harvesting structures built…
For decades, cities have been designed around “gray infrastructure.” Roads move people. Bridges connect communities. Water systems protect public health. These systems are governed by engineering standards because society recognizes that safety cannot depend on good intentions alone. Urban nature deserves the same recognition. In June, a heat wave gripped Europe, breaking temperature records across…
Watch Live! SpaceX launches Starship megarocket on Flight 13 – YouTube Watch On SpaceX’s Starship megarocket will take to the skies again today (July 16), and you can watch the thundering action live. Starship, the biggest and most powerful rocket ever built, is scheduled to lift off from SpaceX’s Starbase site in South Texas today…
I just read some great background info on why NASA lost the race for the first manned mission into space in John Logsdon’s great book – John F. Kennedy and the Race to the Moon: But the January 31 [1961] flight with Ham aboard had landed 132 miles downrange from its target point and had…
Translated from English. First edition in Russian. Authors: G.A. Bethe, G. Staub, Yu. Ashkin, B.T. Feld, F. Morrison, D.K. Hanna, M. Deutsch, E. Segre. submitted by /u/StanzaRareBooks [comments]
Somewhere in the Milky Way Galaxy is an old star that has lost one of its comets. By some quirk of orbital mechanics, that frozen nucleus of ice and dust got kicked out of its home system and into a long and winding trajectory across interstellar. It entered our Solar System sometime in the distant…