for Atom and RSS and KML
It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-539635518386.mit-edu.top",cType: 'managed',cRay: '90fcc3de9dbcc92a',cH: 'Gv6wCoFI2YeQ0HHyU8K8.fPxVZ6zJeTWN.882Tn6ARg-1739197490-1.2.1.1-N6kO7U9wcDs3ImAhQ2uQezevdiFMtqZN7eLtdiojZZwFE.1NJno7PSfXrmIEGbhi',cUPMDTk: "\/post\/8293475061?__cf_chl_tk=0AjNXc_j61EYbfjYhc0kq5BIIoV7cED.7mc_knEWLAQ-1739197490-1.0.1.1-_NAoKVCixaCqCK05HBBmMqmbuohOPNctakZq2SqPY2w",cFPWv: 'g',cITimeS: '1739197490',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8293475061?__cf_chl_f_tk=0AjNXc_j61EYbfjYhc0kq5BIIoV7cED.7mc_knEWLAQ-1739197490-1.0.1.1-_NAoKVCixaCqCK05HBBmMqmbuohOPNctakZq2SqPY2w",md: ".sV82ThUEvAmDqfSGyook5W3QJGDsW6S.jGYLMHhcTw-1739197490-1.2.1.1-gL56Zz6CQ6VgkTjGrqrjloG_aOy35iqH2wetbr5i92vGhRbPQVms6bR1C4Bbh1t3UOCKo7pmzHGwaXsX6B4xpaUt8S5.NlRJTa0yuiURjdEZi.dbD0PJgfQczYe18A9vHmu7z77sQuUbIlFQZTPf0yNZa5CFn1IR6GXYBWWrfGFVKKnb3jK.8a1wHxK2l2nkkeTV.7vtTW9TpLAYk9E.WFraDLIhJggy_F_qi2yzlOrZxsBi8MCeOnpTgcTwH6gwoKpEvTD4wygpR7vbgGd.bdhrDQJLLoQsvBN.7zlFlK85NZQSXHxjYe3cbia8s4dzydCfXAKIDb63RqO44yO5M3d0B0Torr702hjLP3ds5vcuM4D3zMurC37xwIxD7gFuBC.A6EPxoZ47F3OD9zP6xmllZRYkpP9wFZwTMAW1zQYRCMn7g6eBkRb0IIkpiYt5_2n0A5ATHTVOau7IEXBmJNlNCz3YISSQDPqnb0qmnwNrU32vao3bKyfQco5m08MkDCczmINt9s7YcoU_C6yYCZEY118elL44GV65u715kJEO77HPDgRT0t0hmG4aQunfEsCXaY6BSBiFep_ZV3Y9og.VaVSYurQRG_NW76d56F9qoQZxKXTef41DFeBF3gO4YnCeTZRIYNO.rmTM4XhNo51eO41Z97GWQAIW9mTKjSnDrlIjBz0H4OBnRhEccrHY.W7n0hRJg213tJMdig02x3YVw3K8QxNy3V33IndQM0pgh6hzwmiI7RWY7BN8Ny2TexHTY0HOZ6wvJlMUCK0VJNaC3apLtEfab7iT3YrKa_E7OohSiRFw95f05wK2c_TcJHg52d30G_e0mzg2A_7SUpRb4Uj4_kx_zIJO.aC4iu1_oPHtzW8bq2pG8GE.vQufgPrxN7BTRwy_LN4G5_lGCXavH2r5PBr2gji1P97q7qNddxZ3gY14bbsQh1T0gVKUjep_R8I36cIG6TwaQLaErNuWURSUFDJKuYmjo.40NwgKEawx4.Mm5w4ofo1XBbK_uQEOqXpCS3ZJvde2Eipjvi4GJrhXPRTFLC7W.Xc2n4SZeT71ZLVpslu68ZSGYPvFJ_Vwl3A9IAF5nSv7GeG0g2pys8A5pExgbYw_jSrdTAvNMlO_tt9XoRIkZQw3xRTOHf4lxvtoDWm8s.Gg5HYjrbgfvwudhQYjPf8EIWvgNr04r94Fd9I1Svudv1Us6K9qdeIIFKFql7_BALdt85C1GsmybEAwSivHjKObEtby4hqdkI1OwQ2jzVNN4vH8OqoLEl.Sb63hY.RTzaIfb4vtePtcaSVuG2ytHwUKZXRyfc3.DdvGjfzMk7YqQ5sjidgnAKOC_hKdPbNiECdlnKypjmWDWVf2YwCKjwYQ_.zCEVcgrHjw7RwqXk3TPVIqSRwOk_ulpYQkqQC5rse.ZzxxTbAM_YtvRYAebbok1r2DeZbrDoKQKybja02tByZvCmq4A8cJh92JZS0rse03gL3gWpBHVrKyrby.jrex9pZ7sfgUeDBhFpQ8dxPj1WZuwTZDenBFyk72DLlkCHCq7UsYm9UnoC.w_SaHT.cMC2rvLw3ib5uWW060Gxj0gnBp3PUR3NBbwZKr8r7VW6kc9Zr4fnDFCFgq8H3FBCUG18wF_4CioK1s0rv3vqdt2iIAoAg5dVUp2spiS8TWi3Py3Hgy_oWTjvxSKqfFqyUM6OmkAUbjEQAImLiLP.O.BnP2Yifud7FOINcbKVnpIW7819nXm4lGDsuxHrHMLPJQLkxl2nrNpFutMmaJwBqYT4.7qauJlUb4lRnw0nQjH3TvOUlPFkpuODyEvxAOGtba37QqYs2xFQzOzrtdKBFtw1dSEdX3SdFo7Md6_HgkztWxHxpZguGLzuYMhPHaLrSXzgpXhrFge9F.6VBcANjpf8_ch37yvi_MdiEZC6WuLh6m532yg9V4E_PYNv0ElRNBMxte4B0iXbUZQUJxAPUHl9K9mAjN2avpQHKQ57MHihFh4FhDh_9UUEQzr.zK_5EB76u8Snl.ZN.3ztVEC1U7c4oBphlqwm2vUsf_otLTcGl5dlBb7zcONIi8sYjDQQXJ9L88_fXTqdXvsmIZkM.0jsXg09zJ9rwOJIbNOwzRej.ARyHN29YH1ilUdegFDgC8h4fkfGS7byifiRlXyvi2vDy5Vv4zivG6ykFn7nAxXse8AWO_H9WSXlEttWQZiVlCxTxwjpOmKSpgjms312j2InuaiTHR",mdrd: "t0ww1cXGww2ueyQcEjnZqhbT6jNSod.FxeiqQzfTy_w-1739197490-1.2.1.1-g21oWI6ITR9Xp3HhrsLDFYq4Ne.OAyksMiZeZwCjaO9W_Ak_RO0LisVtJRfCe3INY44sngh0WXG33LG8rJV30SnPVGFUduWeMqiVkrkDP5gV3JYWkLslabjOSObimnyLsP0NcRCD79Xdqtsq20gFqBknN7rAWypCZEvuxXTSALrODZfzLtAwlvH39RdyDXLpMHJQedkOSsq4dHhgLD7pMcATpLYiXdynw.iOVUU.v1LQv8JXBTihxgb_A_Asp3qMjRz68ZrOZKL_HyZNxm_z4DOfVgN0ajkfVa21_StGBWqDyoROPK2MnkpfAmOpmiHGjTD11icbpEY0E1B_KKvRP81num3ijnkB2izHS4mqM1jH0pl7J_c0MX5CdPtFIEQmxuVChe9CbH4bYq.uh3J8KMFa2IYhFeb.PdIUXyBm4GzMDgQAY0yB68PVTLv.s4l.U4PRqfMta6uWd5UIhjHzguUrmRGkoqPrXxluX2w5DLSKQ6ZJgseTdaW61m8ZQqXOWnBJtVGvUzxrH6FwkmYbXhKS9p9hs4L_l12p9Fhx_Hysg_HpraynvZvXBAzS.KdhbkxHcM4aF0r_9yS0D0bw84xfjlJbQxdWoGuPDBvnWfXbK2sPECQ25jIC5tM.MtndqmcsDDsTmeDn4tXIXPtPPg9_DVh.dBQPvKtIP_j5sIJxk8SrN53svC4rLTjLiV_lfaph7.NrbSSnJvJjM3_abB3Yaqg.sVCaEPxXDlOWB5oGIrJHNU0vxgM.3RHA22eUIYjHuQZsdaqnzWj1yzw5pYk7_aGUEADdji27khkc2s9iGPLAKXlRlrqzCTi1iqx.AoYLjvMd9QjE1fQU8uO8lT.bZD0jHr_lbu2cUrU9NoNt2cUH2689_M.L.ucVELD2CpC5lGNHy8K1n5IHf5HrR__0gOijYBZd5HGoFZV3DehZ2walBxkWvI.BjfgmB7kbINbWRz.sZk72YVewZwi8c4m604xZ8tGjcreaATqu2OJoRMGb4C0KSuJ2VPkfGl0tQ6JIiRqklN3FknlQEmE16IwkZBMpW9yNBAMJ_Ex4ANO3UXczEqqLNKolxnryQ4lslJum0m5Y.QtkV9d39pGfHAYwasK5_.D9jHng5xXjefavI2.l3bho27Gaw7.GJeQm19RX.H5NSjaVnMOTGjrqHMPtQ28fW1hEGmBSp7sw1viEqZiIkILPk__vFIDWzA1uijttNRmiSUhTDC0h9DcWA1ViobooHTzBvDlZ2U145y.tADeH.po5AwxcEUxI2UeXD786j6LpTqjMvEhyH0tZL.nVoINNk2rYyrcnYBFgwncR1QCVAGNc16M7Cf3cydamfhgkeYcF.POU.MsjqytjNkULOeBldz3xTOgLvEnJ7PkG62bbCp1wkDMedf_I4kXlMjy_pZUde5DNUxkecqCAeZXM7EFSj0U28ifSNW.9y6rIbvL7fUGWy6E3qupzEHClB.dLT0yrc6fK_envZW7byzoz41Hfi97XlKw5RGgYYiswrsm55a9CG_9.3yHUdW9CJ0OqqxcDNW30iHaIPNuR2Q.t8XU7O6jeJLrXxecDyfWi9XN7oyoSIBKkwiH9CMXVi9T1qIUB8OZnqVo_zv7qEYmhU_LwWNtdUmauAo.NnR_TVhsWOnvN5iPrflrzT7vDGjImDS4qE_oNDzVUqkRImIR8KzIaOvVzQIg0m11WdWd74RllV84h3pSm5xhL9e.INKbE_gMgzZ2ZWOY6Qxlp9SuPaBl0KQ5ZLqKwRk8Qc3tIxLGmyWufdk3zywEP06FKSU39UazSG7ONy.590OuPQOZxj_soYL.YFq0WBZKBmlQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcc3de9dbcc92a';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/8293475061?__cf_chl_rt_tk=0AjNXc_j61EYbfjYhc0kq5BIIoV7cED.7mc_knEWLAQ-1739197490-1.0.1.1-_NAoKVCixaCqCK05HBBmMqmbuohOPNctakZq2SqPY2w" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms