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-919526638674.mit-edu.top",cType: 'managed',cRay: '90f7d51648380802',cH: 'aoXrNxE1oGnizLf12ymh_O9AuNDKUdL17iffj0ParrI-1739145767-1.2.1.1-WnXAJ0zUSh46N7EH.0SCu5lhhSf7VufKM97bX3sohIpmfovdZyM4jWWXb46iRT.O',cUPMDTk: "\/post\/2541037869?__cf_chl_tk=aanBSW1Kk7tU0i8gxhj.cYEkUE0wFDPxdVxU2jqY8ZQ-1739145767-1.0.1.1-wTyvntJETfAdoVQ.Lug2nB5jmvAqzhZ6lAFwqwCZA9Y",cFPWv: 'g',cITimeS: '1739145767',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2541037869?__cf_chl_f_tk=aanBSW1Kk7tU0i8gxhj.cYEkUE0wFDPxdVxU2jqY8ZQ-1739145767-1.0.1.1-wTyvntJETfAdoVQ.Lug2nB5jmvAqzhZ6lAFwqwCZA9Y",md: "XAPdBW.KHWMuC.ZxtKPcHH.DZUqzgEfoHC2fzKDnRjk-1739145767-1.2.1.1-DQvKyirVNE2QL6MWhnSBpcdtFM2r0Rk1krx5jwd6dsYMyXIweLgjgC0AfEVzJACloFyTEH8GDlGwAtQuaQYnSukZR.secTavPLR021WnCDPiGFKyeVVwhcmzJcnF5MRgEsOEFgpWbt.UhF3CgVo3lZ2D6bxcFshv.4AmHwFr_QJ5kBR6AXLMqpUFarK8XVOngRUkFlrFhpmrXN64J3qdXP9vLJzG8vWTeqhji3z6DZL7ZFViIK3dtJg0EoAgez.vF.MGFwoMDXeOrzbujWeb4gS0mCn71tpVJc5N5JPI5.v4HCx07E8owFSPhH.svxo0Lv3vFLh9v2X3wBo_mcRPef6EZCZOhDci56CnBPqoVFKS9HO8qdoo4hORXXBOQZPqnBOy4tYDYenQe0kXykTtQo5rOTpSIkZyKzdh9IAT13tX.cl3b1uG3ddZWzVQLm_OJHLG9tX5VQr0B8SEqcs3RnGZGYGvZnKUVq.7k_QjKzRqKGpObpD92zmS3xnSFzOU7zZxir2_TNZ2FhV4YV.aYMVkNDbEpUCNteuLFdQpPEOFByZ_abUinOP0KvEF7ykuQvWFjqP6LKLrwDLiRgm45_gss.HfaWf0tBG.jmyjgMY3ET3fJ.jiIU5pcdEeV4MzHJdxCDPNMopD9F3UWZumP4QHzpNZD4NJhiT3ftYFmjdxFvGBJCBaI9vU2e40g2SZPdPEMxDSeMIRdXZQHTPyF_iHLsEW3AJWo5aLsRZCzF5KBatl0GKxyK1nbcvMsF4m4JQLRWl0Hl6CzskGzXv26Cv8oSgYj9cpknpStZ5DYAdf4pZR6hJ0nCpk6sSYorxuTDHEgVk9NfYUGC4lxjxAtZWG1BKzCqdTzZ6eVVBT31cQQdYD_CGHnPqdiF3bnB2WHL6vKzOckUAu9juiaK4TVyiQHQYW39VUjOplJWvcsGpx2w8pVH2S.zZtPQXFgY._rRmXCy2sdhd0ZTIJ6h8tZ1F60fqXaOJxcEk5B2ryCDlU01mwi0Zhx4qveTKA2ToUXqlUw2d3h59hB5Yda2HnzTYRqsFKWMiPenSTG6oKzlqHpNMWcucOGq.nF7_PKNjQkNdRjsaR3m5LW9JGN61O1VZnzAzTmDUXhj73ydo6tOrNWmrSLk_fA1ulpzQVD2aQ_sX_H3oyQhJo0wiOCvTdOCJnnEu.SbAS18RN1QsV8OV6sUOIr6ruGYJydqDi_q5tZaMic1ODAFaCfnwbDfwJJeYrT0M.0uC7IjfwrFY9k.TgdGQqHWZt_6J.2I4UOMCC_VfHDkuE.cHvuVHHAKsXun4W2tZUUgFiQaXLdmFMmgGdgFHzxkNwyiozC_2f0UtJ9XQhHm0y3EVfc07FrouJNqUkUzIK0.RsI4IzJtKEVr3T6hePO0MgrxVX4Ko1de3__dFxYROCubhcRI4YTFrhmUPq1IWCErUJL7.SAjBYqYYlOzSuX4YzP_0zS7jIgimFW5pIQqeHh92ZVxWiUQ3bgQZq094ne7g1dPrYc.loPvqMldSDi1DiXqVlUK9ZN1XIikDP384s087KP2WHPWlQ6po5fAq4GUqgNBnTtacBSHvA3v.8WB_qfpHzqyPv0RA.Afm8xorCbxjSZ33xBTz2DiqOo6FmGyP8EOp3QFpaPwE24M70r3cMZ0US3NZiNWPKVtmZE2Gpq.Iv6pETJU_YhpnAZDodmjrtBgiRNAcjPXKJNp_HCeoFfzFURrKf87MPAC19R5FF.CFLc.OKtFhjO2_rJlEBPwxDy5GIhumygV_hMDPKjOr4qdKSX0TCrxe0cAqvyE8epzbYOenccwV3gNgeQgv4khgIOQr4TvZK.Ks6tPhO0L36.pUD7s64n89nwdxtYlaCpUmtEJ1WgWODpgTUxbhzsTDBkb6FPXnRZ_O2NxD0iEFRSGnc_WoGB4TVZAA7J8itLQ8fzPeHVeSxJrZadkw46WTfIs8q13.leOqNmfwMmKxFEQz21ZNH46CWxCg9Ma13J1I1hYRE5f76F4K19bvMtR_Q.JVDXqUWDXrKl_XkvfmnLUPPSNCoZ3CLRqQgO5Xdy9YqwMZUCNziZtra6mAmuCaC7O.vuuCS4QQEzQ6Sx0_CTKetjCYRsRbjs5SfjGvR4MuZ6RgMKfrjItn6AaYHWvheIjFcu5AeAuZv75Wm1rLJ06Xtnj1vnflfzJjIwM7ZrQrvXXI9AIczgDiwuSjTQ5I3zzFZtGtCa4r7f3YZeVWYwKJY8.DFBgQr",mdrd: "Lk9x5q3E0kdHer0DkEu99HY8lq9.BNfhrQrApYuQG94-1739145767-1.2.1.1-OyENbhhJBZ75oNoCHY6exfNXPdHDGv887QIgc8hvBj4b8RrUFLhPDHYobCHH8p2XS4WHUpvSte1QPaoo4JM8gZCTcbReqiycW_Lj614.dN7aiR4uPtvZhsuUa4zHZ.cDrjkmarHiRuUWiRnn.9NshRLGYDCcFif8US5eJb37ElT52200kATALFZzgJRsS2Xopt.cLUpyoXZVT3Ps5kyJvI5tn0OYTd36jCIbm0GHwKyOovRzKGzzQmt39UTl56u6oIAJsQBiLEpDqPNTO7ipGpmydQ7ovKq322gSiyaMTRFx5z6WXPA4nOGEb3Nv0.O5CwqZASz52RjqpZmjYgEVcW9BnXIhHH4ys7ahj4hhtO6fGMnGizUOfOJO4Mhapdp6a6OFXggvr9ypRXJd_8ZSrWRVkicXNPFxYzJZhaLEsHjHWmMiQ146arwsym02fUAnWhIHEhBasUiFbdqhd21iFwDXGgpDEMepWQBSoF5hUGHX2gA8QOT350tda2XqAsljzJzV_f0KIC3FXNpda88.t_xDFpn5U2fdxEcoztgHxboX8apSw70r793a0BdTN6DGI3tu.rJHLPH5WRZulPeh7AGHzsbipga4NiGGIcfVSN.EnprtFMBDw1oRTc4EGnD9LwL3DfbrWStVnb52ZqOHtlQ9dMF.M_N9uyUVN.z8zRpFeWjDC891m3AChShFvZYNbd9_YcMI6RQy8XbMC9HQ_y9cemGri0KxYmply7kESBl0dqBQXkFJelc5hPK7DSFmEZNxKW_.B7LSq0PJL_F.jHMjr.zo32DjwPzb3P87Guon.W2KTXI3No92MBCQg2IyqM7SRV4T4476ZIojH4j6U4.6qXT79AzZdvsvif_bToP36sBkagYXJbxJhGO3imXCkvT8vwO3ydUGrnwm7r6iFKWNeXfCMcjS6wR4X4mSwgpuAcUhNUrElSLm16Gnsq42ktxb1W4Tztpt5VfP7pS495wLXACYX3C_fTeiDrMrlybB2sVOEz_5Fa78A_OQSwjTkSlDuRyMcDAEwjciTPLQ.nOKROUwv9JQks.kCFD6WSwGAMDeqi2_lDhLx6IWZswcTewfGnllHTRGLLbC6PXTIkq_kmrUJ7lMwWJ.bQAg2yp1IWiEY6XMaGMIZzTbUvo2h.m317kCRCt505xxTY9hCT0rzD4YQpF_kAoLD7m8sm5OlznP4Rj.CK..INmq6W9ArpgoNJLPSFCrcwYvpc5pkVFUSthZuFW7lIezJ9a.kfdNrzWpvozrys92.sZPWXVfd1uh.U250xDS7Z3uzDJr.eHL6FpWD3mlIgQkCMV_VIUMywAbIKLmok8nqoehcu0H.QUqd4yYP7DLIE8SlofplH1hRo0RgikauqxFx3QCO1rTWnoqXlDXaKKuj4DifUqsUSMDx2lcec6wFgvKufrVHB.zcnXxuKS4qJNR.CUg.S8sLUW9n0tTzZ49EDGStQ63Rnwry1nqwgJ5lVpv3NXxIvLCMmwaJJQCrgF8RZvNGXk2rQxrbLpQWAunl9AjoD4hTxVzaeESw2T9GHvEjkDRHND1RioT7ConJL5iEGGpXLEszt8Lo7DWCpG0AiLCHwxyYKoGB7Gn.wM83uIAx9.Dq8zL5A7Z.N2CX.GROQ5A_VukxPA.OZQ7hoj_487eNCml_VDYhzPPm2jxKTM_bszHcDPr2eqdN9pw2Nsvj61nDtX5YCfW3SxeYizPLzHwkEczBqx8BApKK6z_FcaKhhtAi4CwBwxAD.msTf1u8kRyECkfO_SJs734eY.5wvBUqHiTXSlvJJvrqb_9uaVKqmCChByFRs2HNMFSMaBaLwW8Rmw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7d51648380802';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\/2541037869?__cf_chl_rt_tk=aanBSW1Kk7tU0i8gxhj.cYEkUE0wFDPxdVxU2jqY8ZQ-1739145767-1.0.1.1-wTyvntJETfAdoVQ.Lug2nB5jmvAqzhZ6lAFwqwCZA9Y" + 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