Path: ...!weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Bill Sloman Newsgroups: sci.electronics.design Subject: Re: Shielding spacecraft against cosmic radiation Date: Fri, 15 Mar 2024 16:31:02 +1100 Organization: A noiseless patient Spider Lines: 34 Message-ID: References: <34h1vihp32geb2olkcscfksbr8k0bdgdmu@4ax.com> <2eh6vih7roq61bviv89eolo4pbikr4ao5f@4ax.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 15 Mar 2024 05:31:20 -0000 (UTC) Injection-Info: dont-email.me; posting-host="9b50088f14191e296ab985eacbfa78d6"; logging-data="2248852"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18Uyv/Q7bFh1bUnyU5iM2x++Bj+mE9S+1c=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:lIsP3jp0Z66r2Zch9h14Ggs9oSM= In-Reply-To: <2eh6vih7roq61bviv89eolo4pbikr4ao5f@4ax.com> Content-Language: en-US Bytes: 2507 On 15/03/2024 5:47 am, john larkin wrote: > On Wed, 13 Mar 2024 07:09:47 GMT, Jan Panteltje wrote: >> On a sunny day (Tue, 12 Mar 2024 14:18:18 -0700) it happened john larkin wrote in <34h1vihp32geb2olkcscfksbr8k0bdgdmu@4ax.com>: >>> On Tue, 12 Mar 2024 06:22:55 GMT, Jan Panteltje wrote: > This is > > https://www.barrons.com/news/protect-earth-instead-of-colonising-mars-obama-says-1df83940 > > the most sensible thing I can recall Obama ever saying. John Larkin thinks that Trump has "commons sense". He probably couldn't process Obama's better ideas. > Let's feed and educate a billion kids instead of putting victims on > the moon or on Mars. "As well as" would be a better choice than "instead of". The two activities aren't mutually exclusive, and you probably need to feed and educate a lot more kids to get enough engineers to get to the point of being able to put a colony on Mars. In the US, at the moment, wealth is more heritable than height. https://www.zmescience.com/research/social-mobility-inheritance-064654/ What this means in practice is that rich dumb kids are more likely to get the benefit of a university education that the poor smart kids who could do more with it. -- Bill Sloman, Sydney